What health consequence is most likely to result from a diet high in saturated fats and refined sugars? a. drug addiction b. improved sleep c. heart disease d. weight loss

How does the endocrine system affect the body's functions? o o o o it secretes enzymes directly into the bloodstream. it secretes hormones directly into the bloodstream. it secretes enzymes through ducts to the surface of organs. it secretes hormones through ducts to the surface of organs.

Which of these is a sexual stereotype? a) on average, males are taller than females. b) people over the age of 60 are not interested in sex. c) male hormone levels differ from those of females. d) there are more male representatives than female representatives in congress.

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4