Biomolecules Question 167

Question: Which is correct statement-

Options:

A) Starch is a polymer of $ \alpha $ -glucose

B) In cyclic structure of fructose, there are four carbons and one oxygen atom

C) Amylose is a component of cellulose

D) Proteins are composed of only one type of amino acids

Show Answer

Answer:

Correct Answer: A

Solution:

[a] Starch is also known as amylum which occurs in all green plants. A molecule of starch $ {{(C_6H _{10}O_5)} _{n}} $ is built of a large number of $ \alpha $ -glucose rings joined through oxygen atom.