Im going to have to go with C. they pass through channels in the cell membrane
The answer is called the foramen ovale. Hope this helps.
Answer:
The mixing of fats with water, assisted by molecules that have both nonpolar and polar ends, is called <u>emulsification</u>
Hope that helps!
Answer:
Circulatory system remove waste from the cell and provide clean blood to the cell.
Explanation:
During cellular respiration, lungs inhale oxygen which stored in the alveoli. The red blood cells contains hemoglobin that carries deoxygenated blood containing carbondioxide from the cell in the veins to the heart and unload this carbondioxide gas in the alveoli of the lungs and load oxygenated blood having oxygen from the alveoli through capillaries in order to provide oxygen to the cells that is necessary for the survival of humans. Platelets are the type of cells that helps in blood clotting whereas white blood cells provides immunity against pathogens.
c proteins .. most used cuz it provides energy and builds muscle
