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62
MCQ (Single Correct Answer)

Assertion (A) $\beta$-glycosidic linkage is present in maltose.

Reason (R) Maltose is composed of two glucose units in which $\mathrm{C}-1$ of one glucose unit is linked to $\mathrm{C}-4$ of another glucose unit.

A
Assertion and reason both are correct statements and reason explains the assertion.
B
Both assertion and reason are wrong statements.
C
Assertion is correct statement and reason is wrong statement.
D
Assertion is wrong statement and reason is correct statement.
E
Assertion and reason both are correct statements but reason does not explain assertion.
63
MCQ (Single Correct Answer)

Assertion (A) All naturally occurring $\alpha$-aminoacids except glycine are optically active.

Reason $(R)$ Most naturally occurring amino acids have L-configuration.

A
Assertion and reason both are correct statements and reason explains the assertion.
B
Both assertion and reason are wrong statements.
C
Assertion is correct statement and reason is wrong statement.
D
Assertion is wrong statement and reason is correct statement.
E
Assertion and reason both are correct statements but reason does not explain assertion.
64
MCQ (Single Correct Answer)

Assertion (A) Deoxyribose, $\mathrm{C}_5 \mathrm{H}_{10} \mathrm{O}_4$ is not a carbohydrate.

Reason (R) Carbohydrates are hydrates of carbon so compounds which follow $\mathrm{C}_x\left(\mathrm{H}_2 \mathrm{O}\right)_y$ formula are carbohydrates.

A
Assertion and reason both are correct statements and reason explains the assertion.
B
Both assertion and reason are wrong statements.
C
Assertion is correct statement and reason is wrong statement.
D
Assertion is wrong statement and reason is correct statement.
E
Assertion and reason both are correct statements but reason does not explain assertion.
65
MCQ (Single Correct Answer)

Assertion (A) Glycine must be taken through diet. Reason (R) It is an essential amino acid.

A
Assertion and reason both are correct statements and reason explains the assertion.
B
Both assertion and reason are wrong statements.
C
Assertion is correct statement and reason is wrong statement.
D
Assertion is wrong statement and reason is correct statement.
E
Assertion and reason both are correct statements but reason does not explain assertion.
66
MCQ (Single Correct Answer)

Assertion (A) In presence of enzyme, substrate molecule can be attacked by the reagent effectively.

Reason (R) Active sites of enzymes hold the substrate molecule in a suitable position.

A
Assertion and reason both are correct statements and reason explains the assertion.
B
Both assertion and reason are wrong statements.
C
Assertion is correct statement and reason is wrong statement.
D
Assertion is wrong statement and reason is correct statement.
E
Assertion and reason both are correct statements but reason does not explain assertion.
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