Lethal genes are:

Mirabilis jalapa is a good example of

When two independently assorting dominant genes interact with each other to produce a specific phenotype,but cannot produce that phenotype when present alone,such genes are called .....

$A$ gene that suppresses the expression of another non-allelic gene,where the suppressed gene is not located on the same homologous chromosome pair,is known as what?

When one pair of genes suppresses the effect of another pair,the phenomenon is known as:

After crossing two plants,the male progeny is found to be sterile. This phenomenon is inherited maternally,and the cause lies in genes located in the ...