Animal which remains male initially, then changes to female $(Tapeworm\, proglottides)$ is called
Protandrous
Apomixis
Profixation
None of these
When closely placed genes on the same chromosome are inherited together the phenomenon is known as
$A $: Non-allosomic genic determination of sex is found in bacteria.
$R$ : Sex is dependent on some environmental factors in prokaryotes.
$A$ : Antlers in male deer are sex influenced traits.
$R$ : These are controlled by autosomal genes which are influenced by the sex of bearer
The $F_2$ dihybirid ratio $9 : 3 : 4$ is explained on the basis of
The expression of genes for the production of milk in only females is a