Answer:
A. It secretes chemical messengers that travel through the blood to signal changes at target cells.
Explanation:
The endocrine system is made up of glands that generate and release hormones; chemical matters produced in the body that control the activity of cells or organs.
Let me know if this helps!
Aerobic exercise stimulates the heart rate and breathing rate to increase in a way that can be sustained for the exercise session. Aerobic exercise can help prevent or reduce the chance of developing some cancers, diabetes, depression, cardio vascular disease, and osteoporosis.
20 answer is a and answer to 9 is true
a true
Answer:
Explanation: the power of accomodation of human eye.
There's many things it stands for!
BED- Binge-eating disorder.
BED-Body ecology diet.
BED- <span>Biological Effective Dose.
BED- Biologically equivalent dose.
BED- Bornholm eye disease.
and
BED-</span>Bronchiectatic Disease.
<span>
</span>