Which are examples of negative feedback? Select three options.

a child whose thymus gland is building an immune system that gets stronger each day
when someone’s adrenal gland reacts to a scary movie by secreting hormones that make the heart beat quickly
when someone's pancreas stops producing the hormone that lowers blood sugar because the person hasn't eaten recently
when someone’s pancreas hormone increases every time they eat, but decreases when they aren’t eating
when a person takes calcium supplements so a gland will stop secreting a hormone that pulls calcium from the bones

when someone's pancreas stops producing the hormone that lowers blood sugar because the person hasn't eaten recently

when someone's pancreas hormone increases every time they eat, but decreases when they aren't eating

when a person takes calcium supplements so a gland will stop secreting a hormone that pulls calcium from the bones

Explanation:

Hope this helps.

2020

when someone's pancreas stops producing the hormone that lowers blood sugar because the person hasn't eaten recently

when someone's pancreas hormone increases every time they eat, but decreases when they aren't eating

when a person takes calcium supplements so a gland will stop secreting a hormone that pulls calcium from the bones

Explanation:

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.