Main basis of Neo-Darwinism is
Struggle for existence
Variations
Survival of the fittest
Gene theory
Darwin proposed that new species evolve from ancestral forms by the
Match the following by using codes:
$A.$ Vernalization - $1. $ Camerarius
$B.$ Double fertilization - $2.$ Hofmeister
$C.$ Pollination - $3. $ Lysenko
$D.$ Alternation of Generations - $4. $ Nawaschin
Forelimbs of cat, lizard used in walking; forelimbs of whale used in swimming and forelimbs of bats used in flying are an example of
Species is
Bacteriophage transfers $DNA$ from donor to recipient cell, this is called