Answer:
The populations become adapted to different environments and eventually become so different that they cannot interbreed to produce fertile offspring.
Speciation is the evolution of one species into two different kinds, and when they become isolated, that is the final step, since they cannot interbreed any longer.
<span>Eukaryotic cells contain membrane-bound organelles, including a nucleus. Eukaryotes can be single-celled or multi-celled, such as you, me, plants, fungi, and insects. Bacteria are an example of prokaryotes. Prokaryotic cells do not contain a nucleus or any other membrane-bound organelle.</span>
C Is the correct answer you
Answer:
diabetes, (in some cases), freckles, and the amount of hair on your body.
Explanation:
Greeks tend to have more hair on their torso, arms, legs, and other than irish people.
It should be 2, but I'm not exactly sure