Answer:
A. movement of molecules across a semipermeable membrane against a concentration gradient with a protein
Answer:
the moon is a planet
Explanation:
without the moon we would be floating cuz the moon creates gravity
Answer:
Phagocytosis refers to the engulfing of larger, solid particles. Often, the engulfed particle is another cell, like when a white blood cell, which is a part of the immune system, engulfs a bacterium to destroy it.
