STD 12 - 1. sexual reproduction in flowering plants — BIOLOGY STD 12 Science — Question

Frameshift mutation arises due to

Choose incorrect sentence.

The peppered moth (Biston betularia), the black-coloured form becomes dominant over the lightcoloured form of moth in England during industrial revolution. This is an example of

Which of the following combination seems to have some linkage in character selected by Mendel?

In Artificial hybridization, emasculation and bagging techniques are useful for

In certain cases for early and accurate detection of disease we may use :

Devices for self-pollination are

Antigen binding site in an antibody is found between

During the secondary treatment of sewage, which of the following change in the effluent occur due to flocs?

Stirrer in stirred tank type bioreactor facilitates