Assertion: endocrine system's hormone | /r/CapableOf | tell a boy's body
Facets:
Source sentences:
text: These hormones tell a boy's body when it's time to make the changes associated with puberty, like penis and height growth, deepening voice, and growth in facial and pubic hair.
text: These hormones tell a boy's body when it's time to make the changes associated with puberty, like penis and height growth, deepening voice, and growth in facial and pubic hair.