Answer: B ventral
Explanation: because ventral is the underside of a plant person animal etc.
Answer:
Simple diffusion is when the particles travel through the cell and facilitated diffusion is when the molecules travel through the cell.
Answer:
Pioneer species is the general name for the first organisms to move into a disturbed environment or to grow after a volcanic eruption covers an area with lava.
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The response that is most accurate is that; with age, your arteries lose their elasticity and are replaced with collagen, which makes your arteries stiffer. Systolic hypertension or pressure is an elevated systolic blood pressure. If the systolic blood pressure is elevated (above 140) with a normal (<90) diastolic blood pressure, it is called the isolated systolic hypertension.
Answer:
Galaxies rotate in their center with parts of galaxies that are far away from centre.
Explanation:
Galaxies move throughout the space. It rotates around its center with the portions of galaxy that are far from the center and moves relatively slowly from other objects near the center.
Because of the Big bang explosion because of which the Universe have expanded, galaxies are going away from other galaxies. The galaxy cluster also moves around the cluster center.
