Genes are not found in pairs in.....

Mendel selected pea plants for his experiments because of $..........$.

An organism's genetic constitution is called its

Which of the following crosses will result in recessive progeny in the $F_1$ generation?

According to Mendel,the alternative forms of a gene are called .........

Which contributed to Mendel's success?
$I.$ Selection of pea plant
$II.$ Knowledge of history
$III.$ One character at one time
$IV.$ His statistical knowledge
Choose the correct option.