Which of the following scientists believed in the concept of natural selection like Darwin?

When a change in the gene frequency of population occurs by chance,it is called . . . . . .

Select the correct option for gene flow.

The germplasm theory was proposed by . . . . . . .

Which of the following is a result of geographical isolation?

Who stated that variations which are heritable and which make resource utilization better for few will enable only those to reproduce and leave more progeny?