The creates currents in the atmosphere and the hydrosphere

a. moon's gravity
b. earth's orbit
c. earth's tilt
d. sun's heat

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.

True or false: the ribosome reads the sequence of codons in mrna.