Which of the following is not true of density? a. density depends on mass and volume. b. density describes how tightly packed the particles are. c. density changes with gravity.

Which of the following is a consequence of urban heat islands? increased precipitation downwind of the city? increased precipitation upwind of the city? decreased winds within the city? increased winds within the city?

The illustration shown is an ovum, a female sex cell. a mutation in this cell may be passed to the woman’s offspring during a) birth. b) mitosis. c) dna replication. d) sexual reproduction

Which hormone is used by both males and female?