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oee [108]
4 years ago
8

Extinction is a naturally occurring phenomenon. scientists now worry more about extinctions because _____.

Biology
1 answer:
CaHeK987 [17]4 years ago
6 0
<span>organisms cannot adapt faster than rates of extinction</span>
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A polypeptide only becomes a functioning protein after it has folded into its exact 3D shape.
makkiz [27]
True. A protein becomes functional only when it reaches its tertiary shape (3D). It is not necessary for the protein to reach the quaternary stage, but that is just a more complex functioning protein. It really is just two tertiary merged together. Example is red blood cells.
4 0
3 years ago
Myofilaments used during muscle contractions will return to their resting state when the
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3 years ago
Explain how the carbon cycle and the nitrogen cycle are connected
DerKrebs [107]
Answer: 

All are linked by their common interaction as essential parts of the plant cycle.



Explanation:

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Hope this helps. 
7 0
4 years ago
Which of the following correctly describes the relationship between speed and velocity?
nadya68 [22]
Velocity is in relation to direction it is the speed plus direction it's going, and speed is distance over time
it should be the second one
4 0
3 years ago
What is cancer? Explain what a doctor means when he or she says the cancer has “metastasized.” (Provide examples)
Feliz [49]

Answer:

A disease that causes cells to grow too rapidly

Explanation:

The cancer has spread to another part of the body where there originally wasn't any cancer. Ex: If someone was diagnosed with thyroid cancer and then later they're told the cancer has spread to their lungs

6 0
3 years ago
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