A is your answer I believe because they do indeed provide a way to review other scientists work and or experiments
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Alright love, it would be - mast cells
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A parasites is known to cause malformations, but only when it attacks tadpoles at a certain point in their development. Predators can cause missing or shortened limbs, as a partially eaten tadpoles regenerate lost tissues.
Facilitated diffusion occurs in the cell body. It is the process of transporting particles into and out of a cell membrane. Energy is not required because the particles move along the concentration gradient. Permeable means that particles, ions, or water can cross the membrane. Hope I’ve helped ;)