The enzymes for cutting DNA are called:

(A) Mutates
(B) Ligases
(C) Restriction endonuclease
(D) Helicases

Answer: (C) Restriction endonuclease
The enzymes for cutting DNA are called restriction endonuclease.

Insects are characterised by:

(A) Two pairs of antennae
(B) Wings on body
(C) Large sized eggs
(D) 3 pairs of legs

Answer: (D) 3 pairs of legs
Insects are characterised by having at least three pairs of jointed legs.