Biomolecules (B)

In which one of the following sets of three items each belong to the category mentioned against them?

Which of the following is not a derivative of cholesterol?

Assertion: Secondary metabolites are produced in small quantities and their extraction from the plant is difficult and expensive. Reason : Secondary metabolites can be commercially produced by using tissue culture…

Assertion : Secondary metabolites are produced in small quantities and their extraction from the plant is difficult and expensive. Reason: Secondary metabolites can be commercially produced by using tissue culture…

Cholesterol is a precursor for each of the following except

Assertion : All proteinecous enzymes have a three-dimensional structure. Reason : The secondary structure of protein is according to amino acid present inside the polypeptides.

From the following groups, select the one which has only secondary metabolites?

Select the option having all correctly matched pairs. A. Alkaloids (i) Carotenoid; Anthocyanin B. Pigments (ii) Vinblastin; curcumin C. Drugs (iii) Morphine; Codeine

In a normal adult, ascending order of concentration of following molecules is

Assertion : Glycerides are important nutrients for body. Reason : Glycerides are hydrolysed into glycerol and fatty acids which are further absorbed in intestine by the formation of chylomicron.

Assertion : Enzymes lower down the activation energy of the reactant molecule to make its transition into product easier. Reason : Enzymes are highly substrate specific catalysts.

Assertion : Competitive inhibitor is also called as substrate analogue. Reason : It resembles the enzymes in structure.