Answer:
(b) These are examples of
artificial selection
'Artificial selection' is a process in
which the breeder choose to perpetuate only those forms that have certain
desirable inheritable characteristics.
The other three options are
incorrect as mutation is a sudden change in DNA sequence due to mutagenic
agents such as chemicals and radiations.
Natural selection is a gradual
process by which biological traits become either more or less common in a
population as a function of the effect of the changing environment.
Reverse evolution or devolution
is a notion that species can change into more primitive forms over time.
You need to login to perform this action.
You will be redirected in
3 sec