The following diagrams indicate that the fre- quency of unspotted beetles is decreasing rela-
tive to the frequency of spotted beetles in this
population of insects. Possible explanations for
the changing frequencies of these traits include
all of the following except that

We want most cells to be even in and out which is called

The use of dna as evidence in criminal investigations became possible because of the

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis.b. the primary role of microbes on the planet involves causing disease in animals and humans.c. microbes produce vitamins in the intestines.d. microbes play a role in breaking down waste and decomposing dead organisms.