Mercator projection, type of map projection introduced in 1569 by Gerardus Mercator. It is often described as a cylindrical projection, but it must be derived mathematically. The meridians are equally spaced parallel vertical lines, and the parallels of latitude are parallel horizontal straight lines that are spaced farther and farther apart as their distance from the Equator increases. This projection is widely used for navigation charts, because any straight line on a Mercator projection map is a line of constant true bearing that enables a navigator to plot a straight-line course. It is less practical for world maps, however, because the scale is distorted; areas farther away from the Equator appear disproportionately large. On a Mercator projection, for example, the landmass of Greenland appears to be greater than that of the continent of South America; in actual area, Greenland is smaller than the Arabian Peninsula.
Answer:
Navigation or locations with constant true bearing
Explanation:
Mercator maps are maps that are used for projecting the world on a piece of paper that has certain number of parallel horizontal and vertical parallel lines. Therefore, exact location of any point can be derived from such maps in terms of constant geographical bearings. The parallel lines are called latitude and the vertical lines are called longitude.
which process of respiration happens first
glycolysis that is the first step in cellular respiration
The process of respiration that happens first in the cells of the body is called glycolysis.
What is glycolysis ?Glycolysis is the first step in cellular respiration, which is the process by which cells produce energy. Glycolysis occurs in the cytoplasm of the cell, and it does not require oxygen.
In glycolysis, glucose is broken down into two molecules of pyruvate. This process releases a small amount of energy, which is used to synthesize ATP, a molecule that stores energy. Glycolysis also produces two molecules of NADH, which are used in later steps of cellular respiration to produce more ATP.
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What is the function of folds and villi
Answer:
A small finger line projections find in the small intestine is called as villi. The main function of villi and microvilli is to increase the surface area of the intestine. It also contains specialized cells that work to transport substances in the bloodstream. They increase the absorptive surface area to 30 to 600 fold.
Folds and villi are specialized structures found in the small intestine of the digestive system, and their main function is to increase the surface area available for absorption of nutrients from digested food.
What is the function of folds and villi?These structures significantly enhance the efficiency of nutrient absorption in the digestive tract.
Folds (or plicae circulares): Folds are large, permanent, transverse ridges or folds in the inner lining of the small intestine. They are circular or spiral in shape and run perpendicular to the length of the intestine. Folds serve to slow down the movement of food and increase the contact time between the intestinal lining and the chyme (partially digested food). This allows for more thorough digestion and absorption of nutrients.
Villi: Villi are finger-like projections that cover the inner surface of the small intestine. They are much smaller than folds and are present in large numbers. Each villus is lined with specialized cells, including absorptive cells (enterocytes) and goblet cells. Villi contain an extensive network of blood vessels and a lymphatic vessel called a lacteal. The villi significantly increase the surface area of the small intestine. Their main function is to further facilitate the absorption of nutrients, including carbohydrates, proteins, fats, and various vitamins and minerals.
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During the course of many cell processes, a molecule of ATP may break apart to form a molecule of ADP and a phosphate group. How is this action of ATP useful to the cell? ANSWER CHOUCES: A) stores chem. energy for the cell to use at later time B) releases chem. energy for cell to use immediately C) absorbs heat, which prevents the cell from overheating D) Removes a metabolic poison from cell
your correct answer would be A
The action of ATP is useful to the cell is stores chemical energy for the cell to use at a later time. The correct option is A.
What is ATP?A vital "energy molecule" present in all living things is adenosine 5′-triphosphate, also known as ATP and typically written without the 5′-. In particular, it is a coenzyme that transfers energy to cells by releasing its phosphate groups when it interacts with enzymes like ATP triphosphate.
When the cell needs energy, ATP can be taken out and used to fuel processes or stored for use in later ones. Animals use ATP to retain the energy released during meal digestion. ATP produces additional ATP whenever a muscle cell needs energy to contract. ADP is produced by the hydrolysis of ATP. The mitochondria get ATP once it has been phosphorylated.
Therefore, the correct option is A) stores chemical energy for the cell to use at a later time.
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Which interactions are part of the greenhouse effect? Check all that apply. Gases in the atmosphere absorb heat. Dust particles scatter and reflect light from the sun. Green visible light is trapped in earth’s atmosphere. Earth’s surface radiates energy back into the atmosphere. Gases in the atmosphere radiate heat back to the surface.
Answer: Gases in the atmosphere absorb heat
Earth’s surface radiates energy back into the atmosphere.
Gases in the atmosphere radiate heat back to the surface.
Explanation:
The greenhouse effect is a natural process in this the light energy from sun is trapped by the diatomic gases like carbon monoxide, carbon dioxide and others. The abundance of these gases due to human activities like burning of fossil fuels and deforestation is responsible for raising the global temperature levels. Also the earth surface radiates back the incident light energy from sun back to the atmosphere. The gases accumulates in the atmosphere also radiate back to the surface of earth raising the temperature of biosphere, hydrosphere and lithosphere affecting the life of living beings.
What is the Role of Microfilaments in Cell Division ?
A- They Pull the cell Membrane In
B- They Separate the Sister Chromatids
C- They Push the Chromatids Together
D- They Push the cell into anaphase
Answer:
B- They Separate the Sister Chromatids
Explanation:
During cell division, microtubules form the spindle forms at the equator of a dividing cell. Thereon, duplicated chromosomes (sister chromatids which are not yet apart) are arranged on the equator plate. The spindle fibers then pull apart each and allow the movement of separated chromatids towards each pole. This process takes place both in mitosis and meiosis.
Answer:
they pull the cell membrane in
Explanation:
which landform is created by wind
Hmm... it is most likely B. But I'm not 100% sure.
The growth rate of a population that has a limited food supply will MOST LIKELY be A) exponential. Eliminate B) logistic. C) natural. D) random.
I think would be C im pretty sure
is B because he growth rate of a population that has a limited food supply will most likely be logistic. A limited food supply is not natural. Exponential growth rate would require unlimited resources. A random growth rate would occur with changing food supplies.
what is in the cloud of negatively charged particles that surronds a atom
Electrons.................................................
Electrons are the negatively charged subatomic particles. Protons are the positively charged particles, and neutrons have no/neutral charge. Hope I helped! :)
what region around a river is not normally known for fertile ground
a. flood plain
b. mouths
c. delta
d. headwater
Answer:
headwater
Explanation:
What does metabolizing mean?
undergo processing by metabolism.
verb
gerund or present participle: metabolizing
(of a body or organ) process (a substance) by metabolism.
(of a substance) undergo processing by metabolism.
"the refined foods soon metabolize"
What happens to water molecules in the light reactions
Light reactions happens in the thylakoid membrane, and the calvin cycle happens in the stroma. What happens to water molecules in the light reactions? It's broken apart and the electrons go to photosystem II. ... Then they pump H+ into the thylakoids, and are used to make ATP out of ADP.
In the light reactions of photosynthesis, water molecules are split releasing electrons, oxygen, and hydrogen ions. The electrons replace those lost by chlorophyll molecules that have been excited by light energy. The process contributes to the production of ATP and NADPH, and the creation of a proton gradient necessary for ATP synthesis.
Explanation:During light reactions in photosynthesis, which occur in the thylakoid membranes of the chloroplasts, water molecules (H₂O) are split to release electrons, oxygen (O₂), and hydrogen ions (2H+). Light energy absorbed by chlorophyll molecules excites an electron, causing it to leave the chlorophyll and be transferred to a primary electron acceptor. The lost electron in the chlorophyll molecule is then replaced by an electron from the split water molecule. This process is crucial for the production of the energy-carrying molecules ATP and NADPH, which are further used in the light-independent reactions or the Calvin Cycle.
Additionally, the splitting of water molecules contributes to the formation of a hydrogen ion gradient across the thylakoid membrane. This is important for the process of chemiosmosis, wherein ATP is generated.
Lastly, the byproduct of this process, oxygen, is released into the environment, which is vital for the survival of aerobic organisms, including humans.
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A student empties the water out of a glass. The student observes that small droplets of water remain stuck to the glass. Which two properties of water explain the students observation?
The phenomenon of small water droplets remaining stuck to the glass despite emptying can be accounted for by the properties of cohesion and adhesion in water. Cohesion makes water molecules stick together forming droplets, whereas adhesion makes these droplets stick to the glass walls.
Explanation:
The student's observation of small droplets of water remaining stuck to the glass can be explained by two properties of water: Cohesion and Adhesion. Cohesion is the property of water that makes its molecules attracted to each other, causing them to stick together and form droplets. Adhesion is the property that allows water molecules to be attracted to other substances, in this case, the glass, allowing it to stick to the glass walls.
For example, when the student empties the glass, the cohesion property makes water molecules stick together, thus forming small droplets. Meanwhile, the adhesion property causes these droplets to stick to the glass. Together, these two properties explain why droplets of water remain in the glass after it has been emptied.
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Which advancement in technology has helped cut down on Waste?
A. Raising pigs on farms
B. Nuclear power
C. Electronic storage of files
D. Disposable milk cartons
C. I think because then you don't need so much paper waste. It cuts down on so much wasted paper
Answer:
C. Eletronic storage of files
Explanation:
The pigs on the farm generate a lot of waste like manure and excrement residues left on the ground by these animals.
Nuclear power still produces radioactive waste (liquid, solid, gas and biological waste).
Replacing paper with electronic files, in turn, drastically reduces the amount of waste, as no large physical space or bulky material disposal will be required, as with paper files.
Disposable milk cartons can facilitate recycling processes, but do not necessarily reduce the amount of waste from these materials.
Given these statements, it can be concluded that the correct alternative, which shows a greater reduction in waste is C.
What do people who have hemophilia look like?
many large or deep bruises, randomly bleeding
Final answer:
Individuals with hemophilia appear like anyone else and show no distinguishing physical characteristics. The disorder affects the blood's ability to clot, with the most common forms linked to the X chromosome, making it more prevalent in males.
Explanation:
People with hemophilia look like any other person and do not have any distinct physical features that indicate the presence of the disorder. Hemophilia is a genetic disorder that impacts the blood clotting process, causing individuals to bleed excessively from even minor injuries. In hemophilia A, there is an inadequate synthesis of clotting factor VIII, whereas hemophilia B is characterized by a deficiency of clotting factor IX. Both disorders are X-linked, meaning they are more common in males who inherit one mutated X chromosome. Females need two mutated X chromosomes to express the disease, making it rarer in females. Hemophilia C, a less common form, involves a deficiency of factor XI and is not sex-linked.
Regular treatment for individuals with hemophilia includes infusions of clotting factors to prevent bleeding episodes. Advances in medical science, such as genetic therapy, hold promise for future treatments. Hemophilia affected historical figures, including the royal families of Europe, shedding light on the hereditary nature of the disease.
which statement is true
where is the statement?
Orchids are flowering plants that depend on bees for pollination. A population of orchids in a rainforest has reached its carrying capacity. The size of the rainforest's bee population is a limiting factor of the orchid population. What will happen to the orchids' carrying capacity if the rainforest's bee population decreases? A. The carrying capacity will not change because it is a constant property of a species. B. The carrying capacity will not change because it is a constant property of an ecosystem. C. The carrying capacity will decrease because the level of the limiting factor decreases. D. The carrying capacity will increase because the level of the limiting factor decreases.
Ans.
The carrying capacity of a biological population in is defined as the maximum size of population or number of individuals of that species that can be sustained indefinitely by an environment, given the water, habitat, food and other resources.
Decrease in available resources lead to decrease in carrying capacity of an environment for a population. The rainforest's bee population is a limiting factor for orchid population, decrease in bee population will lead to decrease in orchid population.
Hence, the carrying capacity will decrease due to decrease in limiting factor as the number of orchids that can be sustained by the environment would decreases.
Thus, the correct answer is 'option). C.'
Answer:
C. The carrying capacity will decrease because the level of the limiting factor decreases.
Explanation:
what is decomposition
Hey there!
Decomposition is a term used to describe the processes in which organic matter is degraded into smaller particles and nutrients. These nutrients are returned in the middle and can be reused by other Organisms. therefore, we can conclude that decomposers are fundamental organisms for the realization of the biogeochemical cycles, such as carbon and nitrogen, because they release these substances so that they can be reused.
Happy to work with you.
The meaning of decomposition = the breakdown of raw organic materials to a finished compost
If you were a cancer researcher working on a cure, would you want to design a chemotherapy drug that would speed up the cell cycle or slow it down? Why?
Yes, I would think of formulating this treatment to slow down the cell growth.
ExplanationIn a cancer patient, the cell cycle is disturbed because it undergoes division very rapidly, leading to the production of unwanted and uncontrolled growth of cells. For the treatment, it would be a better option for the researcher to formulate a anti-cancer agent that slows the cell cycle. Because if the growth of the cell is slowed, the tumour (unwanted and uncontrolled cell growth) will regress and thus more chances of recovery of the patient will be there.
Which organ is derived from the mesoderm layer of the gastrula?
Answer:
Mesoderm gives rise to muscles, bones, the heart, circulatory system, and internal sex organs .
Explanation:
The mesoderm is a germ layer that forms during gastrulation and is formed in between the ectoderm and endoderm.
The mesoderm gives rise to muscle, cartilage, bone, connective tissue, bone marrow, blood, lymphoid tissue, and to the epithelia of blood vessels, lymphatic vessels, genital ducts, body cavities, ureters, sex organs, adrenal cortex, kidneys, and certain other tissues.
Thus, mesoderm gives rise to muscles, bones, the heart, circulatory system, and internal sex organs .
Please help me with Question #5 on this page. (It’s due tomorrow)
The final height of the plant would be around 35 centimeters.
The plants belonging to the same species generally exhibit similar type of growth pattern. In the graph provided, the plant used for the experiment exhibit a height of 35 centimeters when it is exposed to 16 hour day light. So, another plant belonging to the same species would also represent the same stats and if exposed to 16 hour daylight, it would grow around 35 centimeters.
describe the action of the tricuspid valve when the ventricle is full
It prevents backflow of the blood
ExplanationBlood enters from the right atrium to the right ventricle through the tricuspid valve also called right atrioventricular valve. Ventricles are filled during diastole (relax) period and blood leaves the ventricle during systolic (when the ventricle contracts) period. During systole, this tricuspid valve closes and prevents the backward flow of blood into the right atrium. This causes all blood to move towards the pulmonary arteries.
The tricuspid valve closes when the ventricle is full, preventing backflow of blood due to increased pressure from the contracting ventricle. This action ensures the directionality of blood flow through the heart. In the second phase of ventricular diastole, the tricuspid and mitral valves open allowing the atria to refill the ventricles.
Explanation:When the ventricle is full, the action of the tricuspid valve is to close. This closing action happens due to the contraction of the ventricle muscle that increases the pressure of blood within the ventricle chamber causing the blood to flow back towards the atrium. This backflow leads to the closure of the tricuspid valve in a process known as isovolumic or isovolumetric contraction.
The tricuspid valve, a one-way membranous flap of connective tissue between the atrium and the ventricle, functions to maintain unidirectional blood flow through the heart, specifically on the right side. As the pressure drops within the ventricles during the second phase of ventricular diastole (also known as late ventricular diastole), blood flows from the major veins into the relaxed atria and from there into the ventricles when the tricuspid and mitral valves open.
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How is the theory of evolution an example of a scientific theory?
Scientific method is an empirical method of knowledge acquisition, involving careful observation, formulating hypotheses based on such observations, testing deductions drawn from the hypotheses, and refinement or rejection of hypotheses based on the results of the tests.ext we have to know what “theory of evolution” we’re talking about. Let’s begin with the theory proposed by Charles Darwin in the Origin of Species.
I don’t know what “No assumptions here” in the question details is supposed to mean. Making hypotheses is part of the scientific method. Maybe it means that a hypothesis is assumed subject to verification, while an assumption is an axiom not subject to test. The scientific method makes testable hypotheses but never makes firm assumptions.
Darwin made a lot of observations. Then he made two hypotheses:
The observed variation among individuals can accumulate to produce all the differences we observe among species.
The effect of these variations on the ability of a living entity to survive and reproduce preserves some variations and eliminates others.
The heritability of variations was essential to the theory, but it was an observed fact, not an assumption or a hypothesis.
Cells need energy in order to A. change shape. B. reproduce. C. make molecules. D. all of these
Answer:
D. all of these
Match each major blood vessel
Pulmonary Artery: Carries deoxygenated blood from heart to lungs
Pulmonary Veins: Carries oxygenated blood from lungs to heart
Inferior Vena Cava: Carries deoxygenated blood from inferior body to heart
Coronary Arteries: Carries oxygenated blood to heart tissues
Answer:
Pulmonary artery conducts deoxygenated blood from the heart to the lungs.
Aorta mediates oxygen-enriched blood away from the heart.
Inferior vena cava conducts deoxygenated blood from the lower body to the heart.
Coronary artery branches from the aorta and offers oxygen to the muscles of the heart.
Explanation:
Pulmonary artery transports deoxygenated blood from the heart, it is also the specific artery found in the circulation system, which transports deoxygenated blood. When the blood goes inside the lungs it picks up oxygen and goes back to the heart with the help of a pulmonary vein.
The aorta refers to the biggest artery found in the human body. When the blood is pumped upwards through the left ventricle, then it goes via the aorta and then gets distributed to the other body parts.
The inferior vena cava transports deoxygenated blood from the lower limbs of the body, on the other hand, the superior vena cava transports blood from the upper limbs and head of the body.
The heart gets its blood supply through the coronary artery. There are two prime coronary arteries, the right and the left coronary artery that gets separated even further into small arteries.
Which of the following is an example of passive transport of materials through the cell membrane
A) Pinocytosis
B) Interphase
C)phagocytosis
D)diffusion
Diffusion is an example of passive transport of materials through the cell membrane. Therefore option D is correct.
Passive transport is the movement of substances across the cell membrane without the use of energy. It occurs along the concentration gradient, which means that substances move from an area of higher concentration to an area of lower concentration.
Diffusion is a type of passive transport where molecules or ions move from an area of higher concentration to an area of lower concentration until equilibrium is reached. This process occurs spontaneously and does not require the cell to expend energy.
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Plant cells perform photosynthesis, which occurs in the
A) chloroplast.
B) cytoplasm.
C) mitochondria.
D) nucleus.
Photosynthesis occurs in the chloroplasts within plant cells. These organelles contain chlorophyll, absorbing sunlight to convert carbon dioxide and water into glucose.
Explanation:In biology, the process of photosynthesis, an essential part of a plant cell's energy production, primarily takes place in the chloroplast. Option A) Chloroplast is the correct answer to your question. Chloroplasts are specialized organelles within the plant cell structure which contain chlorophyll, a pigment that absorbs sunlight and gives plants their green color. This energy from sunlight is then used in the process of photosynthesis to convert carbon dioxide and water into glucose, a type of sugar that plants use as a source of energy.
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introduction to psychology
Final answer:
Psychology is the scientific study of mind and behavior, exploring various areas such as learning, emotion, and social interactions through the scientific method. It is a young science rooted in the 19th century and provides critical thinking skills, along with preparation for careers in various fields that apply psychological principles.
Explanation:
Introduction to Psychology
Psychology is defined as the scientific study of mind and behavior. This field encompasses a wide range of topics, from the basic functions of the brain to the complexities of human behavior and interactions. Psychology as a science is relatively young, with its roots in the 19th century, and it offers insights into numerous aspects of the human condition, such as learning, memory, emotion, and social interaction.
Psychological research relies on the scientific method to explore theories and understand how the mind works. Through branches such as biopsychology, researchers can investigate the biological underpinnings of thought and emotion, whereas areas like industrial-organizational psychology apply psychological principles in business and organizational contexts.
As a college-level subject, students engaging with psychology will gain critical thinking skills, become familiar with the scientific method, and appreciate the multifaceted nature of human behavior. The objectives of a comprehensive psychology program include understanding various psychological concepts and preparing for a diverse set of careers involving psychological expertise.
Are these the right answers? Please help!
What relationship exists between genes and chromosomes? A.) Genes are located on chromosomes which are found in the nucleus of cells. B.)Genes produce chromosomes which transmit traits from one generation to another. C.)Genes are made up of chromosomes which move from the nucleus to the cytoplasm. D.) Genes and chromosomes produce alleles which determine the phenotype of offspring.
plz help
Answer:
soooooo whats the answer??
Explanation:
Genes are located on chromosomes which are found in the nucleus of cells is relationship exists between genes and chromosomes. The correct option is A.
Thus, Chromatin is the material that makes up chromosomes. The condensed DNA strands that make up chromosomes are known as chromatin.
The sections of DNA that code for proteins are known as genes. As a result, each chromosome is formed of DNA and has numerous genes because of DNA segments.
Chromosomes are where genes are found. Chromosomes are essentially collections of DNA. The cell 'wraps up' the lengthy DNA strands and compresses them into chromosomes in order to keep everything ordered.
Thus, Genes are located on chromosomes which are found in the nucleus of cells is relationship exists between genes and chromosomes. The correct option is A.
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PLEASE HELP!!!, will give brainlyest
Answer:
dominant alleles are expressed as I. so in your punnet square it would look like this: Ii, II, ii, Ii.
Explanation:
so only one will have the dominant alleles, which will be the bottom left corner one.