True.
Exercise can lower levels of estrogen in the blood.
For everyone to stay at home if they was sick
Glands produce and release substances that perform specific functions in the body. the adrenal gland releases cortisol that helps you deal with stress, such as adrenaline when you’re doing something that gives you high stress or going through something shocking/ traumatizing. The thyroid gland releases hormones that control your metabolism
If Jane gets bitten by a mosquito, the role the mosquito played in the chain of transmission is vector transmitting.