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melamori03 [73]
3 years ago
8

What are the two ways by which the nervous system can control the force generated by a muscle?

Biology
1 answer:
WITCHER [35]3 years ago
5 0
<span>Recruitment of motor units.
Altering frequency of the stimulation.</span>
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Phycobiliproteins are A. found in purple sulfur bacteria.B. found in cyanobacteria.C. used to gather wavelengths of light that a
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Answer:

The correct answer is option E.

Explanation:

The deep-colored, water-soluble proteins, which are mainly found in Rhodophyta and cyanobacteria are known as phycobiliproteins. They captivate the light energy and then pass it to the chlorophyll at the time of photosynthesis.  

They are comprised of proteins and are covalently attached through cysteine amino acid chromophores known as phycobilins. Thus, the correct answer is option E.  

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3 years ago
Scientists can bioengineer skin in a laboratory to treat severe burns and other types of skin injuries. This bioengineered tissu
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Explanation:

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_adds genetic variation,which is essential for evolution
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Answer:

mutation

Explanation:

4 0
3 years ago
2. What must be done to carbon dioxide gas to change it to a solid?.
photoshop1234 [79]

Answer:

2. What must be done to carbon dioxide gas to change it to a solid?.

Carbon dioxide is a gas by using a metal to solidify it

3. Which is colder, dry ice or carbon dioxide gas?

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If dry ice is placed in water, we see bubbles rise.

4. These bubbles are made of gaseous substance in the  gaseous state.

5. What happens to the size of the dry ice as the bubbling goes on?

the size of the dry ice reduces as a result of conversion of solid to liquid form

Explanation:

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