what happens to excess hydrogen ions when an acid is added to blood

Answer:

Natural Resource

Explanation:

Answer:

Natural Resource

Explanation:

Natural resources are the elements of nature used by societies for the development of economic activities, mainly for the production of raw materials used in the manufacture of the most diverse products or for the generation of energy, among countless other importance. Thus, we have as an example of natural resources forests, soil, water, minerals, winds, sunlight and countless other cases.

In summary, we can say that natural resources are any natural substance considered valuable on Earth

Answer:

D. a reproductive cell spawned by molds

A Spore is a reproductive cell produced by slime molds.  

Option D              

Explanation:

A simple cell, that concicte of an cellular mass which creeps out as a gelatanious protoplasm which has varied cell organelle like a nuclei, a mass of amoeboid cell. It helps in reaching the size which tends form a large number of spores. Spore means a small, resistant cells which are completely dormant in nature. It includes, bacteria, fungi and protozoas.Spore is a unit of sexual and asexual reproduction of the cell. It functions through mitotic division of cells.

Explanation:

The electrons in the innermost shell has the lowest energy level while the electrons in the outermost shell has the highest energy level.

Answer: Red bank

Explanation:

 Red bank is the city that are located at the 17 degree south and 36 degree towards east. The red bank is one of the city that get its unique name by the red soil of nave-sink river in the eighteen century. The red bank city are founded by the new jersey legislative and was for all time set off from the Shrews-bury Township.

 Now, the red bank city become famous for the arts and the entertainment with the 2 main professional theaters, various restaurants. The many financial and investment companies providing various jobs, business and homes ti red bank city.  

A law foretells what occurs whereas a theory proposes why. A theory may never turn into a law; however, the advancement of one regularly triggers advancements on the other.

A decent scientific law is a finely-tuned machine, achieving its assignment splendidly however ignorant of why it fills in just as it does. A decent scientific theory is a wounded, however unbowed, contender who fears defeat if unfit to adapt or over power to the next competitor.  

Although unique, science needs both theories and laws to comprehend the entire picture. So, whenever somebody remarks that it's only a theory, challenge them to go nine rounds with the champ and check whether they can do any better.

Answer:

The answer is B, magma cools slowly inside a volcano

magma resides inside a volcano and it cools very slowly

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When magma cools slowly inside a volcano it forms intrusive rocks. So, the correct option is B.

Intrusive rock is defined as when magma enters existing rock, crystallizes, and solidifies underground to form intrusions, such as sills, laccoliths, and volcanic necks. Igneous rocks are formed in two ways which are intrusive and extrusive, such as a volcanic eruption or similar event.

Intrusive rock is also known as plutonic rock formed from magma forced into older rocks deep within the Earth's crust which then slowly solidify beneath the Earth's surface that may be exposed to erosion.

Thus, when magma cools slowly inside a volcano it forms intrusive rocks. So, the correct option is B.

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Answer:

D. pass an identical genetic code to their offspring for many generations

Answer:

A polar molecule simply means the charges are not exactly even throughout the molecule. Some parts are slightly negative (outside the oxygen), and some parts are slightly positive (outside the hydrogen atoms). Water is polar because the highly electronegative oxygen atom attracts electrons to it, making the region around the oxygen more negative than the areas around the two hydrogen atoms. This concept is important to understand how water bonds.

A water molecule is considered polar due to its uneven distribution of charge, which arises from the difference in electronegativity between the atoms involved.

In a water molecule, the oxygen atom is significantly more electronegative than the hydrogen atoms. Electronegativity is the ability of an atom to attract electrons in the chemical bond. Oxygen's higher electronegativity means it has a stronger pull on the shared electrons in the covalent bonds between oxygen and hydrogen.

As a result, the electrons spend more time closer to the oxygen atom, creating a partial negative charge near the oxygen atom and partial positive charges near the hydrogen atoms. This separation of charge leads to an electric dipole moment, where one end of the molecule (oxygen) is more negative and the other end (hydrogens) is more positive.

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Answer:

The answer is (a)

Explanation:

a light year is a unit of astronomical distance equivalent to the distance that light travels in one year, which is 9.4607 × 1012 km (nearly 6 trillion miles).

Answer:

The answer is A

Explanation:

I took the 4.06 quiz: Galaxies and got 100%

:3

A 2M NaCl solution means 2N Nacl means 116.88 grams of Na.

Solution is defined as mixture of two or more than two components or elements in a definite of fixed proportion. Solution cannot be identified by eyes. Once a solution is prepared it cannot be separated by physical method and for separation chemical method is required.

Each one pH increase is 10x less hydrogen ions and 10x more hydroxide ion, so a pH of 10 is 10^3 = 1000x less hydrogen atoms and 1000x more hydroxide ions than a pH of 7.

The negative logarithm of the hydrogen ion concentration, [H+], a measure of the degree to which a solution is acidic or alkaline. An acid is a substance that can give up a hydrogen ion (H+); a base is a substance that can accept H+.

Solution cannot be identified by eyes. Once a solution is prepared it cannot be separated by physical method and for separation chemical method is required.

Therefore, Solution cannot be identified by eyes. Once a solution is prepared it cannot be separated by physical method and for separation chemical method is required.A 2M NaCl solution means 2N Nacl means 116.88 grams of Na.

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Final answer:

A 2M NaCl solution means there are two moles of sodium chloride per liter of solution, which upon dissociation produces two moles of ions per mole of NaCl, leading to a higher effective concentration for colligative properties.

Explanation:

A 2M NaCl solution refers to a concentration of sodium chloride in which there are two moles of NaCl dissolved per liter of solution. When NaCl dissociates in water according to the reaction NaCl(s) → Na⁺ (aq) + Cl⁻­ (aq), each mole of NaCl produces one mole of Na⁺ ions and one mole of Cl⁻­ ions, resulting in a total of two moles of ions for each mole of NaCl. Therefore, a 1 M solution of NaCl has a net particle concentration of 2 M due to this dissociation effect, which is important for calculating properties like boiling point elevation or freezing point depression where the number of particles in the solution affects the outcome.

Answer:

Plants → Squirrel → Snake → Mushrooms

Answer:

Plants → Squirrel → Snake → Mushrooms

Explanation:

The graph showing reduced variation after selection is characterized by directional selection where one extreme phenotype is favored over others. This results in a selection response that shifts the population's phenotype towards that extreme and decreases phenotypic variability, with selection intensity and genetic variation as significant influencing factors.

The graph that represents selection which may lead to reduced variation in a population is typically a graph showing directional selection, where one extreme phenotype is favored over others. This can be visualized on a graph where the original population has a wide range of phenotypic variability (represented by the blue line) and the population after selection (represented by the red line) has a narrower range of variability. The line graph would indicate a shift towards one end of the phenotype spectrum and a reduced phenotypic variability in the population. This could be represented by fewer differently sized clutches and more medium-sized clutches if the trait was clutch size. Other factors influencing the response to selection include selection intensity, heritability, and genetic variation. Increased selection intensity and control over breeding can increase the rate of this response, but maintaining a larger population size and utilizing diverse breeding methods can help preserve genetic diversity and mitigate potential effects of genetic drift.

Answer:

B. Inconsistencies in the data call for further investigation

Answer:

Explanation:

2-3

The structure and function are affected by the amino acids order in a protein.

The succession of a protein is controlled by the DNA of the genes that encode the protein. An adjustment in the gene's DNA arrangement may prompt an adjustment in the amino acid grouping of the protein. In any event, changing only one amino acid in a protein's grouping can influence the protein's general structure and capacity.  

For example, a solitary amino acid change is related to sickle cell frailty, an acquired infection that influences red platelets. In sickle cell frailty, one of the polypeptide ties makes hemoglobin, the protein that conveys oxygen in the blood has a slight succession change. The glutamic acid that is regularly the 6th amino acid of the hemoglobin β chain is supplanted by a valine.

Answer:

****I put the answer  janehill33  gave and I got the question incorrect. Therefore I thought that I would come and share the correct answer! People please stop giving the wrong answer.

The answer is Shape, Structure, and Function,

Explanation:

A protein's three-dimensional shape and the way its different amino acids are positioned within that shape make up its structure. A protein's structure depends on the order of amino acids in its chain. This is because as a protein folds, the amino acids interact with each other and with nearby molecules in the cell.

Each type of amino acid has unique properties and interacts with molecules in a different way. These interactions determine the final shape of the protein. For example, some types of amino acids stick together, which causes the protein's amino acid chain to bend or loop. Other types of amino acids are repelled by nearby water molecules. This causes parts of the protein to fold inward.

The answer is option B "declining number and variety of the species in an area." Biodiversity is a variety of life for example a ecosystem has many species which makes it a biodiversity. Now a loss of a biodiversity would be loosing a huge amount of species in that area or ecosystem which would mean the answer is option B.

Hope this helps.

Answer:

Earth science is a branch of the physical sciences which is a part of the natural sciences

Answer:

HERES ALL THE TEST ANSWERS

Explanation:

Physical Properties

1-What happens when a substance undergoes a physical change?

answer-Some physical properties change, but the substance keeps its identity.

2-What is an example of a physical change?

answer-ice forming and then melting back into water

3-When liquid gold becomes a solid, its particles get closer together. Which best describes what happened to the gold?

answer-the rearrangement of particles in a physical change

4-Eugene describes the physical property of a material as “sweet and floral.” What physical property of the material is Eugene most likely observing?

answer-odor

5-Which can occur during physical change?

answer-The particles can arrange in different ways.

6-If there is 8 g of a substance before a physical change, how much will there be afterwards?

answer- 8 grams

7-Which statement about the physical change of liquid water boiling into steam is true?

answer-the heat added represents an energy change

8-Fifteen grams of a liquid plastic are frozen in a physical change that increases the volume. What can be known about the plastic after the change?

answer- it will still weigh 15 grams

9-Which statement best compares and contrasts two physical properties of matter?

answer-Boiling points and melting points are similar because they both involve the change in a state of a material, but they are different because boiling point involves a change from a liquid to a gas and melting point involves a change from a solid to a liquid.

10-Serena is mixing a material into a beaker filled with a liquid. She notices that the material seems to disappear into the liquid. What physical property of the material is Serena most likely observing?

answer-solubility

When a substance undergoes a physical change, its chemical composition remains the same, and there is no formation of new substances.

A physical change is a process in which the physical properties of a substance are altered, but its chemical composition remains unchanged. In other words, the substance does not undergo a chemical reaction, and no new substances are formed. Instead, the changes observed are related to the state of matter or the physical properties of the substance.

Examples of physical changes include changes in state (such as melting, freezing, boiling, or condensing), changes in shape or size (like cutting, crushing, or bending), and changes in appearance (such as dissolving, mixing, or separating). These changes are usually reversible, and the substance can often be restored to its original state by reversing the process.

One characteristic of physical changes is that they do not involve the breaking or forming of chemical bonds between atoms or molecules. The individual particles of the substance (atoms, ions, or molecules) remain the same before and after the change. For example, when ice melts into liquid water, the water molecules remain H₂O molecules throughout the process.

In contrast, chemical changes (also known as chemical reactions) involve the rearrangement of atoms and the formation of new substances with different chemical properties. In a chemical change, the original substances are consumed, and entirely new substances are produced.

Understanding the difference between physical changes and chemical changes is essential in various scientific fields, including chemistry and materials science. It helps scientists distinguish between alterations in the physical appearance of a substance and fundamental changes in its chemical nature.

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The complete question is:

What happens when a substance undergoes a physical change?

Answer:

Explanation:

The DNA fingerprinting technique and development and comparison of physical fingerprints can be the methods used for the purpose of solving crimes and identification of missing person.  

The DNA fingerprinting can be done from the physical evidences such as blood, sweat, hair, tissues, teeth and other material obtain at crime scene. These can be compared with the suspects, victim and missing persons so as to establish their identity.

The physical fingerprints can be developed on the scene of crime and compared with the requested specimen from suspect, victim and the missing person or in case of impersonation to establish the desired identity.

This is about methods of getting evidence from a crime scene.

The 2 major methods and their benefits are explained below.

DNA Fingerprinting Technique

Physical Fingerprinting

The main benefit of this method is that it can be used to create genetic profiles for suspected offenders as well as storing these results indefinitely to aid in future investigations.

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Answer:

Water slips between cracks in rocks on earth this is called weathering but on the moon there is no water so this cannot happen.

On earth clay minerals are the most common products of weathering.

Due to absence of water in moon, hence clay will not be found.

Rock crumbles into tiny bits as a result of water seeping into its pores and fissures. Weathering would be the name of that procedure.

Clay minerals constitute hydrous aluminum phyllosilicates which are sometimes discovered on or nearby some planetary surfaces. They may contain varying proportions of iron, magnesium, alkali metals, alkaline piles of earth, as well as other cations.

Some of those procedures require water, and the Earth has an abundance of it. There is just no  water on the moon, according to space probes and scientific studies. In other words, there isn't weathering on the moon, at least not in the sense that we understand it to exist here on Earth. The method by which rock buildings on the moon are broken into tiny pieces is different.

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Answer:

A

Explanation:

All the organisms listed are considered higher organisms because they are made of eukaryotic cells. The major difference between a eukaryotic cell and a prokaryotic cell is that the former has a nuclear membrane that surrouds the nucleus of the cell. Eukaryotic cell's organelles are also membrane-bound unlike in prokaryotes. Of the three (3) only pine tree is an autotroph while the other two are heterotrophs.

The statement that correctly identifies the difference in glucose structure in one of these polysaccharides is glucose molecules are joined in long branched chains to make glycogen that allows for long-term energy storage in animals.

Polysaccharides are long-chain polymeric carbohydrates made up of monosaccharide molecules linked by glycosidic bonds. Using amylase enzymes as a catalyst, this carbohydrate can combine with water to create its constituent sugars.

Polysaccharide examples include starch, glycogen, cellulose, heparin, and peptidoglycan. Homopolysaccharides include cellulose, glycogen, and starch. Heteropolysaccharides include peptidoglycan and heparin.

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Complete question:

Glucose, a monosaccharide, is found in three different polysaccharides: starch, glycogen, chitin. There are differences between

the structure and function of the glucose arrangement found in these polysaccharides. Which statement CORRECTLY identifies

the difference in glucose structure in one of these polysaccharides?

a) glucose molecules are joined in a long chain to make starch that is easily digested for energy

b) glucose molecules are joined in long branched chains to make glycogen that allows for long term energy storage in animals

c) glucose molecules are joined in long chains with hydrogen bonds connecting multiple chains to make cellulose which is easily broken down for quick digestion

d) glucose molecules with attached amino groups are joined in long chains by a peptide bond to make chitin which makes up the cell wall of some bacteria and fungi

The macromolecule athletes most likely consume for energy is carbohydrates. Found in foods like pasta, carbohydrates are broken down into glucose and used as fuel for the body. Excess glucose is stored as glycogen or converted into fat.

The macromolecule athletes most likely consume as an energy source before running a race is carbohydrates. Carbohydrates, found in high amounts in foods like pasta, are an essential part of our diet, especially for athletes who often 'carb-load' before major competitions. This ensures they have enough energy to perform at a high level.

Carbohydrates are considered the most common energy source to fuel our body, they can be complex carbohydrates, like starch and glycogen, or simple sugars like glucose and fructose. Through a process called sugar catabolism, these complex carbohydrates are broken down into simple sugars. Glucose, one of these simple sugars is the most common fuel for ATP (adenosine triphosphate) production in cells, ATP is the energy currency of the cells.

Excess glucose in our body is stored as glycogen in our liver and muscles to serve as an energy reserve or it gets converted into fat in adipose cells. So consuming foods like pasta rich in carbohydrates provides the body with the necessary energy it needs to fuel activities like running a race.

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The statement that best describes how minerals are different from rocks is "Minerals are the individual, naturally occurring, crystalline substances that make up rocks."

This statement highlights the key differences between minerals and rocks:

Composition: Minerals are the basic building blocks of rocks. They are the pure, naturally occurring substances that have a specific chemical composition and a crystalline structure. In contrast, rocks are aggregates of minerals, meaning they are composed of a mixture of different minerals and may also contain non-mineral material like organic matter or mineraloids.

Structure: Minerals have a defined, ordered atomic arrangement in a crystalline structure. This regular arrangement gives minerals their unique properties, such as hardness, cleavage, and color. Rocks, on the other hand, do not have a consistent atomic structure because they are made up of various minerals with different structures.

Origin: Minerals can form through various geological processes, including crystallization from molten rock (igneous), precipitation from solutions (sedimentary), and recrystallization under heat and pressure (metamorphic). Rocks, on the other hand, are formed when minerals and mineral grains are combined through geological processes. Rocks can be classified into three main types: igneous, sedimentary, and metamorphic, based on their formation.

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Answer:

Enzyme activity decrease at these temperatures.

Explanation:

Photosynthesis is facilitated by the action of various enzymes and involves light and dark reactions.  In light reactions chlorophyll absorbs sunlight and creates ATP AND NADPH. In dark reactions carbon is fixed using the ATP and NADPH.

The efficiency of all these activities depends on the activity of enzymes which depends on the temperature. The optimum temperature range where the enzyme activity is optimal is about 10°c - 20°c. At low temperatures and high temperatures enzyme activity is less efficient.

At a temperature above 38°c and below  0°c enzyme activity decreases.

DISCOVERY FILE: Abiotic and Biotic Factors

Many factors influence every part of our environment: things like how tall trees grow, where animals and plants are found, and why birds migrate. There are two categories of these factors: abiotic and biotic.

Abiotic factors are the non-living parts of the environment that can often have a major influence on living organisms. Abiotic factors include water, sunlight, oxygen, soil and temperature.

Water (H2O) is a very important abiotic factor – it is often said that “water is life.” All living organisms need water. Plants must have water to grow. Even plants that live in the desert need a little bit of water to grow. Without water, animals become weak and confused, and they can die if they do not rehydrate. Think of how you feel after you take a long run. Do you feel thirsty? This is your body signaling to you that you must rehydrate.

Sunlight is the main source of energy on Earth, which makes it an extremely important abiotic factor. Sunlight is necessary for photosynthesis, the process by which plants convert carbon dioxide (CO2) and water to oxygen (O2) and sugar – food for the plants that later becomes food for animals. Without the sun, plants could not live, and without plants, animals could not live! The sun’s heat is also extremely important – see the section on Temperature below.

Like water, oxygen (O2) is another important abiotic factor for many living organisms. Without oxygen, humans would not be able to live! This is true for the many other living organisms that use oxygen.  Oxygen is produced by green plants through the process of photosynthesis, and is therefore directly linked to sunlight.

Soil is often considered an abiotic factor since it is mostly made up of small particles of rock (sand and clay) mixed with decomposed plants and animals. Plants use their roots to get water and nutrients from the soil. Soils are different from place to place – this can be a big factor in which plants and animals live in a certain area.

Temperature is an abiotic factor that is strongly influenced by sunlight. Temperature plays an important role for animals that cannot regulate their own body temperature, such as reptiles. Unlike humans, whose normal body temperature is usually around 98.6(F, reptiles (such as snakes and lizards) cannot maintain a constant body temperature. Reptiles are usually found in warm regions around the planet. To regulate their body temperatures, reptiles will sun themselves on rocks, which absorb heat from sunlight and then radiate heat back into the environment.

Biotic factors are all of the living things in an ecosystem, such as plants and animals. These living things interact with one another in many ways. Biotic factors and their interactions can be broken down into three groups:

1. Producers. All plants, such as grass and trees, are producers. These organisms absorb the sun’s energy and convert the energy into food for themselves, allowing them to grow larger, make flowers and seeds, etc.

2. Consumers. These organisms, mostly animals, eat producers and/or other animals. They may also eat decomposers. Two examples of consumers are deer (eat plants) and wolves (eat animals). Consumers that only eat plants (herbivores) are often known as primary consumers.

3. Decomposers. These organisms break down dead material (such as a fallen tree) into soil and return nutrients to the soil so they can be re-used by producers to create food. An example of a decomposer is a mushroom.

Final answer:

The number of organisms an ecosystem can support is determined by both biotic factors (like plants and animals) and abiotic factors (like sunlight and water), as these components are integral to the ecosystem's functioning. Option C is correct.

Explanation:

An ecosystem comprises both biotic and abiotic factors, which are essential components that influence its function. Biotic factors refer to all the living components within an ecosystem, like animals, plants, bacteria, and fungi, whereas abiotic factors include nonliving aspects such as sunlight, soil, temperature, and water. These two types of factors work together to determine the number of organisms an ecosystem can support.

Regarding the given options, the correct answer is C: the number of organisms that an ecosystem can support is determined by both the biotic and abiotic factors of the ecosystem. For example, available water (an abiotic factor) will affect the health of plants (a biotic factor), which in turn impacts the animals that eat those plants. Similarly, the number of predators (a biotic factor) will affect the population of prey species.

A scientific theory is an explanation of an aspect of the natural world that can be repeatedly tested and verified in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results. Where possible, theories are tested under controlled conditions in an experiment.

Or in other words, a scientific theory is an explanation for why things work or how things happen. Scientists develop theories based on their observations of the world around them. Theories are based on ideas that can be tested. Theories are not speculative, or based on a guess.

Answer:

Why do geologists use the geologic time scale?

Because of the time span of Earth's past is so great, geologist use geologic time scale to show Earth's history.

What is the geologic time scale?

The geologic time scale is a record of the geologic events and the evolution of life forms as shown in the fossil record.

How do scientists develop the geologic time scale?

Scientists first developed the geologic time scale by studying rock layers and index fossils worldwide. With this information,scientists placed Earth's rocks in order by relative age. Later, radioactive dating helped determine the absolute age of the divisions in the geologic time scale.

What do the divisions of geologic time scale depend on?

The divisions of the geologic time scale depend on events in the history of life on Earth.

Hope these help, :)

Answer:

fossils

Explanation:

they used rocks which are fossils

Atoms are neutral in charge because the number of protons (positive) equals the number of electrons (negative), balancing each other out. However, the neutrality can change if an atom gains or loses electrons, turning into an ion.

Atoms are neutral in charge. Each atom consists of protons, neutrons, and electrons. Protons carry a positive charge and electrons carry a negative charge, while neutrons are neutral and have no charge. An atom is neutral because the number of protons (positive charges) is equal to the number of electrons (negative charges), balancing each other out. The neutrality of an atom can change, if it gains or loses electrons, becoming an ion. But overall, an isolated atom is neutral in charge.

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