The process of moving toward an area due to chemical signals is called

How do chloroplasts set plants apart from other living things

In which situations is the principle of cross-cutting relationship useful in determining relative age?

Plz ! having a smooth seeds is the dominant trait. having wrinkled seeds is a recessive trait. the offspring of two plants with smooth seeds, a. must have smooth seeds. b. may have smooth or wrinkled seeds. c. must have wrinkled seeds. d. have a 25% change of having smooth seeds.