A gardener has a white-fruited squash plant he wants to breed to obtain only pure, white-fruited offspring. He doesn't know, however, if the plant he has is homozygous or heterozygous. Show how he could use a test cross to find out.

b. heterotroph

explanation:

no moderator inbox me? ?

b) the inside picture would look at a very high temperature in a very low ph

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.