I believe it's oxygenated or oxygen rich blood away from the heart.
Answer:
a gradual increase in the overall temperature of the earth's atmosphere because of the greenhouse effect caused by increased levels of pollutants.
Explanation:
Answer:
The nucleus (On the image, it's the sphere in the middle)
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.
Hello.
This statment is true.
Have a nice day