Answer:
Proteins can be catalysts which help to reduce the energy used in a chemical reaction or speed it up. Proteins can help carry oxygen throughout the body in the form of hemoglobin
Explanation:
B. specific to a substrate
There are three common and principal types of polysaccharide, these are the cellulose, starch and glycogen. They are<span> all made by joining together molecules of glucose in different ways.
</span><span>The polysaccharide that plants store in plastids is starch.</span>
Answer:
it regulates the calcium levels in the blood
Explanation:
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