Explanation:
Science and Technology is playing major role in making new inventions in almost all the fields.This has made life easy and also live betterIt has increased the comfort of life and also played major role in the field of medicine too.There were so many tools and techniques to treat people more effectively.These tools reduce the loss of death due to delay in identifying the root cause and hence increase the life span of the living being.A few characteristics of the koala are listed below:
• segmented body
• jaws, limbs, and hair
• no placenta used during reproduction
Where does the koala belong in the cladogram shown below?
A) D
B) E
C) G
D) F
Answer:
F
Explanation:
Turtle and hair
The Koala belongs to the letter F in the cladogram. So, the option D is correct.
What do you mean by Cladogram?A cladogram may be defined as a type of diagram that shows speculative relationships between groups of organisms of the same species or different ones.
According to the characteristics described above, the koala belongs to the letter F in the cladogram that reveals the modification of organisms from the ancestor to the most recent.
Therefore, the correct option for this question is D.
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How is your body able to fight and clear some viral infections over time?
Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates?
Golden algae, which are part of the stramenopiles, are unicellular organisms with a characteristic hairy flagellum and may be akin to zooflagellates. Stramenopiles is a diverse group, also including diatoms, brown algae, and oomycetes, with members varying from unicellular to multicellular like kelp.
The group of algae characterized by unicellular organisms, some of which might be considered more accurately as zooflagellates, are the golden algae within the larger category of stramenopiles. Stramenopiles, which also include diatoms, brown algae, and oomycetes, are known for their textured or "hairy" flagella. They possess one of these distinctive flagella, as well as a secondary flagellum without such projections. Though stramenopiles can range in size from single-celled diatoms to the enormous multicellular kelp, it is primarily the unicellular members among them, particularly the golden algae, that are sometimes closer to zooflagellates due to their heterotrophic nature.
What is the largest particle size that a stream can transport at a velocity of 5 centimeters per second?
Answer Choices
A)Cobble
B)pebble
C)Sand
D)Silt
Answer: sand
Explanation:
sand is much lighter and can be carried further
When there is a change in the position of an object with reference to time is called velocity. It is measured in meters covered in seconds and is calculated by dividing the distance by the taken time.
The most considerable particle that can be carried by the stream is:
Option C) Sand
The particles can be explained as:
Sand or small gravels are the largest particles that can be carried by streams as they are light in weight and small in size. This makes the stream water to transport them from one position to another easily.Cobbles, silt and pebbles are big in size and heavy in weight making it difficult for stream water to carry that particle with their flow speeds.Therefore, sand will be carried by the streams.
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HELP I NEED BY TUESDAY BUT I HAVE MULTIPLE QUESTIONS THEY ARE ALL IMAGES
Answer:
Image 1: Option C) Translocation is correct.
Image 2: option D) Inversion is correct.
Image 3: Option A) Duplication is correct.
Image 4: Option B And C is corrrect.
Explanation:
i) In translocation, the chromosome break and it part reattaches to its different chromosome.
ii) In inversion, the genes in a chromosomes invert and result in chromosomal mutation.
iii) Genes duplicate.
What do aerobic respiration and anaerobic respiration have in common?
Both begin with glycolysis.
Both occur in mitochondria.
Both require oxygen to proceed.
Both end with the electron transport chain.
Answer:
A. both begin with glycolysis
Explanation:
Anaerobic respiration occurs in the cytoplasm, and by definition does not use oxygen. Aerobic respiration is the only one that uses the electron transport chain, as this chain requires a unique electrochemical gradient that only the mitochondria can support.
Peppered moths often hide on white-colored birch trees because they are similarly colored. Which of the following environmental changes would lead to the enhanced survival of darker moths?
A) Warm weather causes the birch trees to grow their leaves back early.
B) Birch trees become covered in black ash from nearby factories.
C) Heavy rainfall causes birch trees to grow taller than normal.
D) Disease kills off more than half of the birch tree population.
Answer: B
Explanation:
The ash would help darker colored moths camouflage on the bark
The ash would help darker colored moths camouflage on the bark. Therefore, option (B) is correct.
What is natural selection?The process through which populations of living things adapt and evolve is known as natural selection. A population's members are naturally varied, which means that they are all distinctive in some respects. This variety indicates that some people have characteristics that are more environment-appropriate than others.
The peppered moth is a type of night-flying moth that lives in temperate regions. The majority of its occurrences are in the northern hemisphere, specifically in regions such as Asia, Europe, and North America. The evolution of the peppered moth is an illustration of population genetics and natural selection in action.
Black ash from adjacent industries coats birch trees. Ash would aid moths with darker colours in hiding on the bark. As a result, choice (B) is the right one.
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Which of the following cycles involves chemically storing energy and releasing energy through the use of mitochondria?
A.) Phosphorus Cycle
B.) Hydrolic Cycle
C.) Carbon Cycle
D.) Nitrogen Cycle
The cycle that involves storing energy and releasing such energy through the use of mitochondria would be the carbon cycle.
The carbon cycleOne major event in the carbon cycle is the fixation of atmospheric carbon in the form of carbon dioxide to organic carbon in the form of glucose.
This fixation is called photosynthesis and is conducted by green plants. The process converts solar energy from the sun to chemical energy in glucose.
To unlock the energy, the glucose is hydrolyzed during respiration. The energy is stored in the mitochondria because they act as the powerhouse of every cell.
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All the known dwarf planets except Ceres orbit in the A. asteroid belt. B. Milky Way. C. Kuiper belt. D. Oort cloud.
Dwarf planets, except Ceres, orbit in the Kuiper belt (option C), which is beyond Neptune's orbit and is populated with small icy bodies, while Ceres is in the asteroid belt.
All known dwarf planets except for Ceres orbit in the Kuiper belt. Ceres is a dwarf planet located in the asteroid belt, which lies between the orbits of Mars and Jupiter. In contrast, the Kuiper belt is a vast region beyond Neptune's orbit filled with small icy bodies, including dwarf planets like Pluto, Eris, Makemake, and Haumea. This region is significant as it is the source of many short-period comets and has objects with relatively irregular orbits compared to the rest of the solar system. It is important to distinguish between the asteroid belt and the Kuiper belt as they represent two distinct regions in our solar system with differing populations of celestial bodies.
PLZ ANSWER
What did scientists like Darwin use to group species before DNA, and why do you think DNA is better to classify species."
Answer:
he use to group beans I may be wrong
Explanation:
Answer:Darwin noticed that some fossils of extinct animals were similar to living species. What did Darwin notice when he compared some fossils to living species? Hutton and Lyell concluded that Earth is extremely old. Also, the processes that changed Earth in the past are the same processes that operate in the present.
Explanation:
in my own words what is biodiversity?
Answer:
Biodiveristy is the variation in a species for example there is a community of 11 birds different colors that variation will help the species survive in a negative event
Explanation:
Hope this Helps :D
Answer:
Biodiversity is the variety of life in the world or in a particular habitat or ecosystem.
Explanation:....
8. Muscle fatigue and soreness may result when..
a. ATP consumption equals
ATP production.
b. ATP consumption is less than ATP production.
C. ATP consumption exceeds ATP production.
d. All of the above
Answer:
D - All of the above
Explanation:
All of these occur for muscle fatigue
hope it helps!! :)
Somatoform disorders are characterized by excessive, physical complaints that are dramatic but do not fit any medical disease.
A.True
B.False
sorry I couldn't see this sooner
Somatoform disorders are characterized by excessive, physical complaints that are dramatic but do not fit any medical disease. A. True
Somatoform disorders are a class of psychological illnesses in which a person has physical symptoms suggestive of a medical disease but not entirely explicable by substance addiction or general medical condition.
Although the person experiencing these bodily complaints believes they are real, there isn't a clear medical reason for them. Pain, digestive troubles, or neurological disorders that are not related to a recognised medical diagnosis are examples of symptoms.
The use of non-local resources is associated with certain economic and environmental consequences.
Please select the best answer from the choices provided
OT
OF
Answer TRUE!!!!!!
Explanation:
The use of non-local resources is associated with certain economic and environmental consequences. The given statement is true. So, the correct option is (a).
What do you mean by an environmental consequences?The effects of diverse product discharges on the environment are addressed by environmental repercussions. The software Adios can be used to model the volume of oil spread in water.
The severe effects of the corrosion process are an issue that needs to be addressed on a large scale.
Corrosion's negative effects on the environment include:
Shutdownswasting precious resourcesDeficiency or lossreduced effectivenessgreater costweakened safetyweakened technologyTherefore, the use of non-local resources is associated with certain economic and environmental consequences. The given statement is true.
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if two observers in the northern hemisphere are 500 miles apart but are at the same latitude which of these statements will be true?
Answer:
I just took the test and the answers are A and B.
Explanation:
28. What two nonpolar gases do we exchange when performing
aerobic respiration? What specific method of transport do these
molecules use when passing across the cell membrane? Does this
method require energy?
Oxygen and carbon dioxide are the two nonpolar gases which we exchange during aerobic respiration.
Explanation:
Both oxygen and carbon dioxide are nonpolar and smaller compared to the polar water molecules. These gases pass across the cell membrane through simple diffusion. Gaseous exchange takes place through the thin alveolar and capillary walls in the lungs. Oxygen is taken in and carbon dioxide is released out during this gaseous exchange.
Diffusion of gases is a passive process and hence no energy is actually required. Since the exchange occurs as a passive transport or diffusion across a concentration gradient that is separated by membrane barrier.
Which part of DNA carries genetic
information?
The genetic information in DNA is carried by the sequence of nucleotides, which consists of four types of nitrogen bases: adenine, thymine, guanine, and cytosine. These bases pair together to form unique sequences that determine an organism's traits.
Explanation:The part of DNA that carries genetic information is the sequence of nucleotides. This sequence is comprised of four types of nitrogen bases: adenine (A), thymine (T), cytosine (C), and guanine (G). These bases pair up to form base pairs where Adenine pairs with Thymine and Guanine pairs with Cytosine. These unique sequences of base pairs form the genetic code that determines an organism's traits.
It may be helpful to think of the DNA sequence as a blueprint, each base pair as part of the instructions in that blueprint, and the full set of genetic instructions as the entire building plan for constructing an organism. Each individual has a unique sequence which makes them distinct.
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The genetic information in DNA is carried by the sequence of four nitrogen bases: adenine, thymine, guanine, and cytosine. These bases form the genetic code that determines inherited traits and is replicated during cell division.
Explanation:The part of DNA that carries genetic information is the sequence of nucleotides, which are the building blocks of DNA. These nucleotides consist of a 5-carbon sugar (deoxyribose), a phosphate group, and a nitrogen-containing base. There are four types of nitrogen bases in DNA: adenine (A), thymine (T), guanine (G), and cytosine (C). The sequence of these bases encodes the genetic instructions used in the development and functioning of all known living organisms and many viruses.
The roles of nucleic acids in genetics were clarified through key experiments, such as those conducted by Martha Chase and Alfred Hershey in 1952, which confirmed that DNA, and not proteins, carries hereditary information. The information is specifically stored in the sequence of the 4 bases and is responsible for determining inherited characteristics passed from one generation to the next through reproduction. This genetic information in DNA is also replicated and passed from parent cells to daughter cells during cell division.
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Discuss the function of the three types of specialized structures of the epidermis.
Answer:
The epidermis, the outermost layer of skin, provides a waterproof barrier and creates our skin tone. The dermis, beneath the epidermis, contains tough connective tissue, hair follicles, and sweat glands. The deeper subcutaneous tissue (hypodermis) is made of fat and connective tissue.
Explanation:
The leaf shown has a color pattern of green and white
Which part of the leaf most likely produces the most glucose?
1. the green part, because it contains the chlorophyll
2. the white part, because it contains the chlorophyll
3. the green part, because it contains carbon dioxide
4. the white part, because it contains carbon dioxide
The leaf shown has a color pattern of green and white, and the part of the leaf that is most likely to produce the most glucose is the green part because it contains the chlorophyll that is in Option 1.
What is photosynthesis?The green parts of the leaf, such as the mesophyll cells, contain the highest concentration of chloroplasts and therefore the highest concentration of chlorophyll. These parts of the leaf are responsible for the majority of the photosynthesis that occurs in the plant. The white parts of the leaf, on the other hand, may not contain chlorophyll and therefore are not capable of carrying out photosynthesis, as photosynthesis is a process that occurs in the chloroplasts of plant cells, where chlorophyll is present.
Hence, the leaf shown has a color pattern of green and white, and the part of the leaf that is most likely to produce the most glucose is the green part because it contains the chlorophyll that is in option 1.
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1
Which of the following is a necessary step in the process of speciation?
Differential success
Environmental instability
Genetic mutation
Reproductive isolation
Answer:
Genetic Mutation
Explanation:
Speciation can be driven by evolution, which is a process that results in the accumulation of many small genetic changes called mutations in a population over a long period of time.
There are a number of different mechanisms that may drive speciation.
Two of them to point out here.
1. natural selection
2. genetic drift
genetic drift describes random fluctuations in allele frequencies in populations, which can eventually cause a population of organisms to be genetically distinct from its original population and result in the formation of a new species.
The step which is necessary for speciation is, Reproductive isolation Therefore, the correct option is D.
What is speciation?Speciation is the process by which a single species splits into two or more distinct species. It occurs when populations of the same species become reproductively isolated from each other, meaning that they are no longer able to interbreed and produce viable offspring. This reproductive isolation can occur through various mechanisms, such as geographic isolation, behavioral isolation, or genetic incompatibility.
Differential success, environmental instability, and genetic mutation can all contribute to the process of speciation, but they are not necessary steps. Therefore, of the options provided, “Reproductive isolation” is the necessary step in the process of speciation. Hence, the correct option is D.
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The question is incomplete, but most probably the complete question is,
Which of the following is a necessary step in the process of speciation?
A. Differential success
B. Environmental instability
C. Genetic mutation
D. Reproductive isolation
Which of the following are potential musculoskeletal side effects of some prescription medications?
joint pain
joint inflammation
muscle weakness
bone fracture
All of the above are potential musculoskeletal side effects of some prescription medications.
Musculoskeletal side effects can be associated with various prescription medications. Some common musculoskeletal side effects include:
Joint pain: Certain medications may cause joint pain as a side effect. This can manifest as discomfort, soreness, or pain in the joints.
Joint inflammation: Inflammation of the joints, known as arthritis, can be a side effect of certain medications.
Muscle weakness: Some medications may lead to muscle weakness or a general feeling of fatigue in the muscles.
Answer:
A. Joint Pain
B. Joint Inflammation
C. Muscle Weakness
Explanation:
Edge 2023
A squirrel sees a cat and runs up a tree, is this an example of internal or external stimuli? PLEASE HURRY
Answer:
external
Explanation:
the cat is outside
Answer:
External
Explanation:
Because it is a change outside the body, or knowledge that is passed through our senses.
Hope this helps!!!
I only need 3 questions answered plz there really important ‼️
Answer:
H20 for your third one
Explanation:
(look up an ionic bond)
PLZ HELP Which number in the hydrologic cycle diagram represents the process of water vapor becoming a liquid? PLZ FAST MY UNIT TEST IS TIMED
1
2
3
4 whoever answers gets BRAINEST !!!
Answer:
The answer might be 2
Explanation:
In the hydrologic cycle diagram, the process which represents the process of water vapor becoming a liquid is represented by 2. Thus, the correct option is 2.
What is Precipitation?The water cycle is also known as the hydrologic cycle or the hydrological cycle. Water cycle is a biogeochemical cycle which describes the continuous movement of water molecules on, above and below the surface of the planet Earth.
Precipitation can be defined as any liquid or frozen water which forms in the atmosphere and falls back to the surface of earth. Precipitation comes in many forms, like rain, sleet, and the snow. Along with the process of evaporation and condensation, precipitation is one of the three major parts of the global water cycle.
Therefore, the correct option is 2.
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The equation shown represents cellular respiration. X + Oxygen → Y + Water + Energy What do X and Y most likely represent?
Answer:
carbohydrate + oxygen = carbon dioxide + water + energy
Which natural occurrence is an example of a long-term environmental change?
Lightning sparks a forest fire.
An earthquake results in a tsunami.
A river floods due to a strong thunderstorm.
The peppered moth evolves from a light to a dark color.
Answer:
D
Explanation:
The peppered moth evolves from a light to a dark color
Answer:
d
Explanation:
the moth changes its color due to its environment changing overtime
hope this helps!!!
How long does it take for one plastic bottle to degrade in a landfill?
Answer:
450 years all in all but it'd take about 1000 years in a landfill
Explanation:
Answer:
450 years
Explanation:
Plastic waste is one of many types of wastes that take too long to decompose. Plastic items can take up to 1,000 years to decompose in landfills. Even plastic bags we use in our everyday life take anywhere from 10 to 1,000 years to decompose, and plastic bottles can take 450 years or more.
I hope this helped :)
Population growth is highest in which countries?
A. Countries with little money
B. Countries with large geographical areas
C. Industrialized countries
D. Countries with multiple ethnicities
Answer:
A
Explanation:
see africa (poor), india (kind of poor), china (little bit poor) v US (rich), Britian (also rich), western Europe (EU is rich)
4. Two snails and two Elodea sprigs are placed together in a tube containing a bromothymol blue solution. The tubes are put into a dark closet. After 24 hours, what
will the color of the water be in tube A?
O A Green (it won't change)
O B. Yellow
OC Blue
O D. Colorless (clear)
Answer: On Gizmo the answer is Yellow.
Explanation:
The color of the water in tube A after 24 hours will be yellow.
Explanation:The color of the water in tube A after 24 hours would be yellow.
Bromothymol blue is an indicator that changes color based on the pH of a solution. In the presence of carbon dioxide, it turns yellow. Since the two snails and two Elodea sprigs undergo respiration, they release carbon dioxide into the water, causing the color change from blue to yellow.
Therefore, the correct answer is Option B. Yellow.
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one strand of DNA could be as long as a football field if it were stretched out lengthwise one of the factors allowing DNA to fit inside the nucleus of a cell is ability to___
Answer:
coil
Explanation:
DNA is coiled together very tightly, bound together by histone proteins to fit in the small space of the nucleus. See the attached picture for a breakdown of how it coils, from small to large organization.
DNA is compactly organized within the cell nucleus through supercoiling and by wrapping around histone proteins to form nucleosomes, allowing the long strands of DNA to fit into the tiny space while still being accessible for gene expression.
Explanation:How DNA Fits Inside the Cell Nucleus
When considering the vast length of DNA, which if stretched out, measures approximately two meters for the 46 chromosomes of a human cell, it's remarkable how this fits into a microscopic nucleus. The typical human cell measures about 10 µm, which is clearly much smaller than the length of DNA. The process of supercoiling along with wrapping the DNA around histone proteins enables the DNA to be tightly packaged into structures called nucleosomes. These nucleosomes further fold into a denser structure, making it possible for the lengthy DNA to be neatly packed within the small confines of the cellular nucleus.
This organization allows the cell to maintain access to the genetic information for gene expression, while effectively managing the extensive DNA material.