D.
This is so since the average person (with activity) stores enough glycogen to last him 12 to 14 hours.
<span>Zookeepers
have a difficulty of keeping koala bears alive because Koala bears are
susceptible to viral infections. There is a virus that is present to Koalas
which is called the Koala retrovirus. Koala retrovirus makes a Koala bear more
susceptible to infections and even cancer. </span>
The bonds between amino acids are PEPTIDE chemical bonds (Option B).
<h3>What is a peptide bond?</h3>
A peptide bond is a special type of chemical bond between adjacent amino acids in a polypeptide chain.
Peptide bonds are known to be formed by a chemical process called dehydration synthesis.
In conclusion, amino acids bind by PEPTIDE chemical bonds (Option B).
Learn more about peptide bonds here:
brainly.com/question/1974942
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