Nutrients considered to be "building blocks" for body development are:
a. carbohydrates.
b. fats.
c. minerals.
d. proteins.

Suppose you calculate that elasticity of demand for cigarettes is 0.5. you can conclude that: a. demand for cigarettes is elastic b. demand for cigarettes is unitary elastic c. a 1% increase in price of cigarettes will result in a 0.5% decrease in quantity demanded d. a 1% increase in the price of cigarettes will result in a 0.5% increase in quantity demanded.

Explain the sliding filament method

Which of these contraceptive methods would be most beneficial for a female who wishes to avoid side effects or surgery?