The ratio of methane, ammonia and hydrogen in Stanley Miller's experiment was

  • A

    $3: 1: 2$

  • B

    $2: 1: 2$

  • C

    $1: 2: 1$

  • D

    $5: 4: 1$

Similar Questions

Evolutionary process, giving rise to new species adapted to new habitats and ways of life, is called as adaptive radiation, for example

$A$ : Blood group analysis shows the human beings are more closely related to apes than to monkeys.
$R$ : The blood groups $A$ and $B$ are found in apes but not in monkeys.

The prehistoric ancestor of man which existed during late pleistocene, is

Phenomenon of 'industrial melanism' demonstrates

Which one is related to the cultural evolution of human