Answer:
Feces are mostly made of water (about 75%). The rest is made of dead bacteria that helped us digest our food, living bacteria, protein, undigested food residue (known as fiber), waste material from food, cellular linings, fats, salts, and substances released from the intestines (such as mucus) and the liver.
Explanation:
Pretty sure it’s football.
Body composition is used to describe the percentages of bone, water, fat, and muscle in human bodies.
Arm, back, legs, stomach, and in reality you would need to use them all at least once
Answer:
Gas exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them.
Explanation:The body's circulation is an essential link between the atmosphere, which contains oxygen, and the cells of the body, which consume oxygen.