There have been multiple standpoints on this topic, many have had <span>Bibliographic Entries from well known biologist that have states DNA strands range from 2 meters (6 feet) to 3 meters. All in all, it would probably be 2 - 3 meters</span>
Answer:
The correct answer will be option-Selective survival and reproduction is a requirement of evolution by natural selection.
Explanation:
Evolution is a slow process of change in the heritable features of species over a successive generation of time.
The process of evolution takes place during a long period of time only when the advantageous mutations are passed on to the generations and become established.
The mechanism of this process is natural selection which increases the reproductive rate as well as the survival rate of the species.
Thus, the selected option is the correct answer.
Answer:
A microscope
Explanation:
He observed through a microscope and discovered cells.