Corpus luteum is a mass of cells found in
brain
ovary
pancreas
spleen
Give scientific reasons : The spermatids are transformed into spermatozoa by the process called spermiogenesis.
Which one of the following statements is false in respect of viability of mammalian sperm?
Define spermiogenesis and spermiation.
Gametogenesis is the formation of
Identify $A, B, C, D$ and $E$ in given figure.