Answer:
a)The brain is protected by the bones of the skull and by a covering of three thin membranes called meninges.
b) Even before you leave the womb, your brain works throughout your life to control your body's functions and helps you understand and interact with the world around you.
Explanation:
I think it would be kidneys because of the way the question is worded, kidneys are the only things you have 2 of that also is involved in the digestion of foods.
Progression, True and cool down
It is sex-linked: genetic red–green color blindness affects males<span> much </span>more<span> often </span>than females<span> because the genes for the red and green color receptors are located on the X chromosome, of which </span>males<span> have only one and </span>females<span> have two.</span>
Decreased blood flow to the kidneys causes them to release antinatriuretic hormones. Antinatriuretic hormones are angiotensin II andaldosterone. Angiotensin II stimulates release of ADH and aldosterone,while aldosterone<span> functions in the regulation of sodium and potassium elimination.</span>
