1.
The most accepted line of descent in human evolution is
2.
In 1953 S. L. Miller created primitive earth conditions in the laboratory and gave experimental evidence for origin of first form of life from preexisting non-living organic s molecules. The primitive earth conditions created include
3.
Appearance of antibiotic-resistant bacteria is an example of
4.
Analogous organs arise due to
5.
The bones of forelimbs of whale, bat, cheetah and man are similar in structure, because