There are two types of pepper moths. The black morph is camouflaged against the dark bark of a bare tree. The light morph is difficult to detect on trees that are covered with lichen
Environmental conditions that support substantial lichen growth would result in selection for:
A. the dark colored morph of the pepper moth
B. the light colored morph of the pepper moth
C. Moths do not eat lichen, so its growth
would have no effect on selection for one
color over the other.
D. Color would not be selected for or against,
but those moths that excrete chemicals to
destroy the lichens would be selected for.
B
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