Global winds are directly caused by the earth's rotation and

a. the release of carbon dioxide into the atmosphere.

b. uneven precipitation rates.

c. the moon's phases.

d. uneven heating of the earth's surface.

Which best describes a benefit of using dna technology in medicine? a) medicine can be produced in mass quantities. b) medicine can be distributed at a reduced cost. c) medicines have fewer side effects. d) medicines are resistant to antibiotics.