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Studentka2010 [4]
3 years ago
14

What composes the backbone, or side pieces, of the DNA molecule?

Biology
1 answer:
Orlov [11]3 years ago
4 0

Answer:

A phosphate backbone is the portion of the DNA double helix that provides structural support to the molecule. DNA consists of two strands that wind around each other like a twisted ladder. Each strand has a backbone made of alternating sugar (deoxyribose) and phosphate groups.

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What is the main factor that causes the bedrock to weather at different rates?
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Answer:

more resistant

Explanation:

bedrock is resistant to weathering and erosion

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The bald eagle almost went extinct when humans began using a pesticide called DDT. What can you conclude from the fact that bald
pashok25 [27]

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. Humans re-shape their environment, putting pressure on other species.

Explanation:

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Which physical assessment of the skin indicates that a client is addicted to phencyclidine?
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Red and dry skin. (I'm a Nursing major)
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2) How many solutions does the equation 4x + 2(x-5) = 3(2x - 4) have? Write down the final form as well as if it has no solution
Brilliant_brown [7]

Answer:

0 = -2, hence no solution.

Explanation:

4x + 2(x-5) = 3(2x-4)

4x + 2x - 10 = 6x - 12

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3 0
2 years ago
Three discrete types of muscle fibers are identified on the basis of their size, speed, and endurance. Which of the following at
Tatiana [17]

Answer:

Long relaxing swim.

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The red fibers are the slow twitch fibers that contains large amount of stored oxygen in their muscles. These fibers can generate ATP by the fat and the glycogen metabolism. This fiber will help the swimmers to obtain energy at the end of the race to overcome the oxygen deficiency.

Thus, the correct answer is option (C).

5 0
3 years ago
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