Answer:
The respiratory centers that control your rate of breathing are in the brainstem or medulla. The nerve cells that live within these centers automatically send signals to the diaphragm and intercostal muscles to contract and relax at regular intervals.
Answer:
Endocytosis means taking things in, or absorbing things. The prefix endo- helps me remember that.
Examples are pinocytosis and phagocytosis, which is where a cell envelops a food particle or a drink particle in its cell membrane and takes it into the cytoplasm to be digested and consumed.
Genes on the X<span> or </span>Y chromosome<span> are called sex-linked thus c: is the Answer.</span>
It would be my clown fish on the Shelly of mapel fish
Charles Darwin noticed that among the same species there were variations in traits based upon geographical location. These changes may have evolved from climate differences, predator/prey relationships and food sources. This particular experiment was intended to duplicate natural selection by demonstrating the concepts with artificial selection. The result was that over time, new traits could be bred for. Although there may be more than one correct answer here, the best answer is the first; desirable traits can be selected and bred in offspring.