Assertion (A) Both glucose and fructose have the same $D$-configuration.

Reason (R) Both glucose and fructose are dextrorotatory.

The correct option among the following is

The amount of sucrose needed to produce 1 mole of glucose using acid hydrolysis is

Assertion (A) The denaturation of proteins can destroy all $1^{\circ}, 2^{\circ}$ and $3^{\circ}$ protein structures.

Reason (R) Curdling of milk is due to denaturation of proteins.

The correct option among the following is

154. Which of the following statements support the cyclic form for glucose?

(i) It doesn't give Schiff's test.

(ii) It is found to exist in two different crystalline forms.

(iii) It oxidises with nitric acid to give saccharic acid.

(iv) Pentaacetate of glucose doesn't react with hydroxylamine.