A gardener takes pollen from one orchid flower and uses it to pollinate a flower on another orchid plant. What method is this a part of
O A Genetic Engineering
OB. Artificial Selection
oc Natural Selection
D. Mutation

How far down have geologists drilled holes ? (science) a: 3.8 km b: 12 km c: 100 m d: 1200 km

An organism's reproductive strategy includes all of the following except a. the number of offspring produced. b. the amount of energy expended in producing offspring. c. the length of time parental care is given d. the number of alleles an organism passes on.

When an object is moving away from you while still making a sound, the pitch of the sound is perceived to a. lower b. unchanged c. fluctuating d.higher