Answer:
2.1 located between the left atrium and the left ventricle (left atrioventricular orifice).
2.2 it helps to prevent blood from flowing backward as it moves through the heart.
the correct answer is false because you are supposed to tell a theripast your feelings
Answer:
Where are the graphs?
Explanation:
The question is directing you to look at two graphs and compare them. Without the graphs this question cannot be answered.
Vitamins E and C <span>may slow the loss of cognitive function associated with Alzheimer's disease.
There is a meta-analysis supporting that notion. Probably these vitamin gives protective effect because of their antioxidant property. Besides that, beta-carotene able to </span>slow the progression as well
They must be separated to the point that their genetic makeup changes so that they can no longer breed.