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  4. Cellulose is a polymer of

Q. Cellulose is a polymer of

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Solution:

Cellulose is an unbranched homopolysaccharide, a polymer of glucose. The glucose monomers are linked together by 1, 4 linkages. Cellulose is the main constituent of the plant cell wall. One molecule of cellulose has about 600 -glucose residues.

Questions from NTA Abhyas 2022

1. The amino acid in which R group is is

2. Select the incorrect statement from the following:
(i) Biomolecules are in metabolic flux in the living state.
(ii) Living process is a constant effort to prevent falling into equilibrium
(iii) Metabolism provides a mechanism for the production of energy
(iv) Living state and metabolism is synonymous

3. How many centromeres are present in a bivalent and how many bivalents are present in a diploid cell of human females respectively?

4. ECG is a graphical representation of the electrical activity of the heart during a cardiac cycle. Identify the incorrect interpretation.

5. Read the following statements and find out the INCORRECT statement.
Mons pubis is a cushion of fatty tissue covered by skin and pubic hair.
The labia minora are fleshy folds of tissue, which extend down from the mons pubis and surround the vaginal opening only.
The opening of the vagina is often covered partially by a membrane called the hymen.
The clitoris lies at the upper junction of two labia majora above the urethral opening.
The presence or absence of a hymen is a reliable indicator of virginity or sexual experience.

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8. Select the correct match

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