Plants Growing in a Partially Dark Environment Will Grow Toward

Multiple Choice

Plants growing in a partially dark environment will grow toward light in a response called phototropism. Choose the incorrect statement regarding phototropism.

A) It is caused by a chemical signal.
B) One chemical involved is auxin.
C) Auxin causes a growth increase on one side of the stem.
D) Auxin causes a decrease in growth on the side of the stem exposed to light.
E) Removing the apical meristem prevents phototropism.