Answer:
the answer is the 1st one
Explanation:
Answer:
Explanation:
Oxygen moves onto red blood cells when they are close to the lungs because oxygen needed by cells of other parts of the body is carried by the red blood cells and the only the lungs makes this oxygen available to the body and also ensures to remove other harmful gases such as CO2. Thus, red blood cells must be able to absorb oxygen in the lungs, pass through narrow blood vessels, and release needed oxygen to respiring body cells.
Answer:
basically Peristalsis is the involuntary constriction and relaxation of the muscles of the intestine or another canal, creating wavelike movements that push the contents of the canal forward.
it occurs in esophagus, stomach, intestines.
Predator is what hunts and prey is what is hunted! May I get brainiac
<span>A physician may be virtuous (kind, just, and honest) and still not know which actions are known as morally permissible.
There are more ways to define "morally permissible." One is to break the words apart, to define "morally" and then "permissible." However, there is a more holistic way. In Ethics in the First Person, Deni Elliott defines permissibility thusly. Permitted [means] behavior that is within the bounds of the moral system.</span>
