The answer is b. nematocyst. (hope this helps!)
It is important that the subject does not know when the respiratory rate is being assessed because his or her knowledge might lead to the unreliability of the results. For example, the subject might get anxious and his or her breathing rate might increase, or vice versa.
The amino acids are built with different types of protein to help make them up.
Answer:
I believe #3, 4, & 5 is your answer.
Explanation:
-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.