The hormone insulin (a) helps regulate blood glucose levels. (b) is involved in the “fight or flight” response. (c) helps regulate the amount of water in the body. (d) works with another hormone,...

The hormone insulin

(a) helps regulate blood glucose levels.

(b) is involved in the “fight or flight” response.

(c) helps regulate the amount of water in the body.

(d) works with another hormone, glucagon, to regulate calcium levels in the blood.