Gynaecomastia condition can develop due to
Temporary increase in circulating estrogen in neonates
Temporary increase in circulating estrogen at puberty
Decreased testosterone in later life
All of these
Epistasis implies
The resemblance of individuals to their progenitors is called
Sexual reproducation leads to
The progenies are found to be male sterile after crossing two plants. This is due to some genes, which are present in
Jumping genes in maize were discovered by