Arrange the events following a fall in blood calcium level. Blood calcium level falls below a critical point.
Blood calcium homeostasis is maintained.

The correct answer is b

Ilike to eat pears ya nah wha im sayin b? shout out to all my pears b.

It might. it might because if you think about if they discovered if we came from (lets say something funny like aliens) and thy found cells that matched and they would have t do more research about it but would most probably change their theory.