What is the significance of the similar number and arrangement of bones in a human arm and a bat wing?

Answers

Answer 1
Answer: It shows that bats are more closely related to humans. Scientists suggested that bats evolved from non-flying mammals that live on trees like lemurs and squirrels. Some of the members of the early species of bats probably have a mutation  which causes more skin extending between their arms. These particular bats with mutations had better mobility than others helping them thrive and reproduce, and eventually evolved through natural selection retaining the wider skin membrane. This, in turn, became full functional bat wings.

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A __________ is an organic molecule that consists of C, H, O atoms in a ratio of 1:2:1.

Answers

Answer:

Molecule

Explanation:

Molecule 34

Final answer:

A carbohydrate is an organic molecule consisting of C, H, and O atoms in a 1:2:1 ratio, important for human biochemistry and found in various forms from simple sugars to complex polysaccharides.

Explanation:

An organic molecule that consists of carbon (C), hydrogen (H), and oxygen (O) atoms in a 1:2:1 ratio is known as a carbohydrate. Carbohydrates are essential biomolecules that come in various forms, such as sugars, starches, and fibers.

They have a general stoichiometric formula of (CH₂O)ₙ, where 'n' represents the number of carbon atoms in the molecule.

These organic compounds are a significant part of human biochemistry, consisting of carbon and hydrogen, and are essential for our diet and bodily functions.

Simple carbohydrates include monosaccharides like glucose and fructose, while complex carbohydrates include polysaccharides such as starch and cellulose.

The carbon skeleton of a carbohydrate provides a backbone to which other functional groups are bound, making them versatile in structure and function within living organisms.

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I need this diagram completed

Answers

  • a - glycerol
  • b- double bond
  • c- single bond
  • d - unsaturated fatty acid
  • e- saturated fatty acid
  • f - triglyceride

What constitutes the structure of lipid?

Lipids are important biomolecules. A typical lipid contains a glycerol, fatty acid chains and a functional group in its structure.

Glycerol is a molecule made up of three carbon atoms. Glycerol forms the backbone in the structure of lipids.

Unsaturated fatty acids contain a single bond in its structure while the saturated fatty acids contain double bonds.

Unsaturated fatty acids have a straight chains while saturated fatty acids are bent.

Glycerol and threefatty acids together make up one triglyceride molecule.

Triglycerides are primarily found in blood and also present in the adipose tissues.

Lipids form an integral part of the cell membrane and also present around the organs creating cushion.

Therefore, lipids are important biomolecules for energy conservation and in the body.

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a. glycerol
b. double bond
-double bond at the bend
c. single bond
d. unsaturated fatty acid
-theyre bent
e. saturated fatty acid
-straight
f. triglycerides
-3 total glyceride chains

Which of the following statements about the Antarctic Circumpolar Current is correct? A. It transports heat from the North Atlantic to the Indian Ocean.
B. It determines the frequency of El Niño and La Niña weather systems.
C. It reduces temperature fluctuations between seasons in North America.
D. It reduces temperature fluctuations between seasons in Europe.

Answers

Answer:

D.

Explanation:

This warms the water in the north Atlantic Ocean, along

with warm winds that move over the Atlantic and into Europe. This then

helps regulate the European climate by reducing temperature

fluctuations across seasons

Answer:

D. It reduces temperature fluctuations between seasons in Europe.

Explanation:

Please Help Me!!!The gene for tongue rolling is rare.The mother’s genotype is TT, and the father’s is TT. What are the chances that the child will be able to his roll tongue?

25% chance
50% chance
75% chance
100% chance

Answers

100 percent, because if "T" is the dominant gene and both the father and the mother have it, then all of their kids will most likely have that trait as well. Hope this helped!

How can photosynthesis be related to cellular respiration?

Answers

Photosynthesis makes the glucose that is used in cellular respiration to make ATP. The glucose is then turned back into carbon dioxide, which is used in photosynthesis. While water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.

Final answer:

Photosynthesis and cellular respiration are two interdependent processes. Photosynthesis uses carbon dioxide and water to produce carbohydrates and oxygen, while cellular respiration uses these carbohydrates to produce energy, carbon dioxide, and water. They form a cyclical biological harmony vital to life.

Explanation:

Photosynthesis and cellular respiration are two fundamental processes in the carbon cycle that share reciprocal reactants and products. In photosynthesis, plants absorb light energy to build carbohydrates in chloroplasts, using carbon dioxide and water. The resulting byproduct of this process is oxygen. On the other hand, cellular respiration occurs in the cytoplasm and mitochondria, where organisms metabolize these carbohydrates to produce energy, in the process releasing carbon dioxide and water. Both processes use electron transport chains to capture the energy necessary to drive other reactions.

Thus, photosynthesis and cellular respiration are linked in a cyclical biological harmony; they provide the life-sustaining energy that originates millions of miles away in the sun. Photosynthesis produces the carbohydrates needed for cellular respiration, and cellular respiration releases the carbon dioxide required for photosynthesis, creating an interdependent cycle vital to most forms of life on Earth.

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The original remains of ancient animals such as saber-toothed cats have been perserved in _____.

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bones and footprints preserved in stone are examples of fossils. Fossils hardened animal remains such as shells, bones, and teeth. That is the best i can come up with. Hope it helps any.