The age of rock is calulated on the basis of

Aphid Acyrthosiphon transmit which of the following causal agent

Organic compounds are present in all living cells. They all share the following characteristic

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

The idea of natural selection as the fundamental process of evolutionary change was reached