Darwinian fitness can be estimated by

The theory of random genetic drift was proposed by

Hugo de Vries worked on which organism?

Hybrid breakdown refers to the condition where the $F_2$ generation or subsequent generations of a hybrid cross are physiologically inferior or less viable compared to the $F_1$ generation.

Given below are two statements.
Statement-$I$: Elimination of particular alleles from a population due to natural disasters is called genetic drift.
Statement-$II$: Sudden temporary heritable change in the gene is called point mutation.
In the light of above statements,choose the most appropriate answer from the options given below:

Distinguish between: Natural Selection and Inheritance of Acquired Characters.