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Becayse
Progesterone.
No, estrogen is responsible for female development of secondary sex charechteristics.
These are the interstitial cells.
Primary characteristics involve the organs for reproduction. Males have testicles, females uterus. Secondary characteristics involve traits characterized by hormonal changes such as the differences due to puberty. Examples include breasts, facial hair, the growth of pubic hair and underarm hair.
The primary sex characteristics are the genitalia. The secondary sex characteristics are those typical of males or females. Breasts, body shape, Adam's apple, voice pitch, hair growth, etc. are secondary sex characteristics.
The amino acid proline is the only amino acid that has a secondary amine functional group. This is because proline is a cyclic amino acid that links the 3-carbon R-group back to the amine group, resulting in a secondary amine.
The most prominent hormone involved in secondary sex characteristics for a male is testosterone.
the characteristics of formal group
In humans, visible secondary sex characteristics include enlarged breasts of females and facial hair and adam's apple on males.
estorgen
Secondary group
Testosterone
Secondary sexual characteristics.
Male facial hair
Becayse
estrogen