Q7 of 55 Page 249

Write true or false for the following statements:

Natural selection directs evolution as it results in adaptations in a given population.

True

Natural selection permits the adoption of certain changes that benefit the survival of organisms and thus directs evolution.


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5

Write true or false for the following statements:

There is an inbuilt tendency to variation during reproduction, both because of errors in DNA copying and as a result of sexual reproduction.

 6

Write true or false for the following statements:

The frequency of certain genes in a population changed one generation. This is the essence of the idea of evolution.

 8

Write true or false for the following statements:

An individual can pass on to its progeny the experiences of its lifetime.

 9

Write true or false for the following statements:

The preserved traces of all living organisms are called fossils.