Which of the following is true of the mating signal transduction pathway in yeast?
A) The pathway carries an electrical signal between mating cell types.
B) Mating type a secretes a signal called a factor.
C) The molecular details of the pathway in yeast and in animals are very different.
D) Scientists think the pathway evolved long after multicellular creatures appeared on Earth.
E) The signal reception, transduction, and response occur in the nucleus.
B) Mating typea secretes a signal called a factor.