Question

Which of the following is correct statement?

• A. Starch is a polymer of $\alpha$-glucose
• B. Amylose is a component of cellulose
• C. Proteins are composed of only one type of amino acid
• D. In cyclic structure of fructose, here are four carbons and one oxygen atom

Answer 1

Answer: (A)

Starch is a polymer of $\alpha$-glucose

Answer 2

Starch is also known as amylum which occurs in all green plants. A molecule of starch $(C_6 H_{10}O_5)_n$ is built of a large number of a-glucose ring joined through oxygen atom.