In an agricultural field where pesticides are regularly sprayed, there are always some insects
that survive due to some innate resistance based on their genetic makeup. These are the ones
that then reproduce so that in future generations there are more insects/pests that are resistant
to the pesticides. Over time, this may give rise to an entire population that is resistant to the
pesticide. This is an example of
a. homology.
b. natural selection.
c. experimentation.
d. classification
B
You might also like to view...
Which one of the following types of RNAs carries information for making a single type of protein?
A. transfer RNA B. messenger RNA C. small nuclear RNA D. ribosomal RNA E. small interfering RNA
The largest organism ever to have existed in the world is (was) a
A. whale. B. dinosaur. C. sequoia tree. D. fungus. E. mammoth.
Match the type of work with an example of that type of work
A) nerve impulse conduction B) accumulation of substances in a cell C) carbon fixation D) muscle contraction E) maintaining body temperature F) glowing fungi 1) synthetic work 2) mechanical work 3) concentration work 4) electrical work 5) heat 6) bioluminescence
Viral growth in bird embryos can cause discrete, opaque spots in the embryonic membranes called
A. cytopathic effects. B. pocks. C. lysogeny. D. budding. E. plaques.