Having attached earlobes is their phenotype. their genotype are the alleles that code for that
The first one should be right
Hope this helps idk much tho GBU:)
Answer:
D
explain: The Move from high concentration to low competition. Until the concentration is equal . Diffusion expand needs no energy
Answer:
A
Explanation:
the point of difference in isotopes is the number of neutrons. since they have the same number of neutrons, they are the same isotope.