" Secondary producers are "

Explain briefly about Secondary producers

Number of secondary spermatocytes required to produce 200 spermatozoa are :

Number of secondary spermatocytes required to produce 200 spermatozoa are:

Two components of automobile exhausts, which can interact to produce secondary pollutants are

Two components of automobile exhausts, which can interact to produce secondary pollutants are

Assertion (A) : Primary metabolites produced for the maintenance of life process of microbes . Reason (R) : Secondary matabolites are not produced by plants .