Answer:
3
Explanation:
I think it is 3 because all other ones don't effect all types of species while three makes the most sense
Answer:
part a
A= Tt
B=tt
part b
offspring a
genotype= TT&Tt, phenotype=tongue rolling
offspring b
genotype=Tt phenotype= tongue rolling & genotype tt phenotype= unable to roll tongue
Concentration gradient, size of the particle, and temperature are all factors
1)Diffusion
2)osmosis
3)active transport
4)facilitated diffusion
5)diffusion
6)
7)active transport
8)exocytosis
these are the ones i know