Ain't in ur following ig..wait, will follow u in a sec :) Then went be even Stephen (y do u want ppl to report it btw?)
Explanation:
Simple Diffusion across the Cell (Plasma) Membrane The structure of the lipid bilayer allows only small, non-polar substances such as oxygen and carbon dioxide to pass through the cell membrane, down their concentration gradient, by simple diffusion.
Genetic traits that survive through selection increase throughout a population.
Answer:
Heredity | Khan Academy
Reading a pedigree · Determine whether the trait is dominant or recessive. If the trait is dominant, one of the parents must have the trait.
