Answer:
Explanation:
The major reason is due to the different and diverse possible arrangements of chromosomes into gametes.
Two systems<span> control all physiologic processes: The </span>endocrine system broadcasts<span> it's hormonal ... </span>The nervous system exerts point-to-point over body<span> control </span>through nerves<span>. ... </span>Both nervous system<span> and </span>endocrine system<span> work together to maintain ... which </span>regulate<span> the production of other hormones throughout the </span>body<span>.</span>
For question 3, it would not leak through the whole sandwich because the cell membrane is thick
tundra and tropical rain forest
The three liquids will form three layers, the bottom layer is more dense and the top layer is less dense