the endosymbiotic theory explains how eukaryotic cells may have evolved from prokaryotic cells. which two organelles are said to have been engulfed by this primitive prokaryotic, thereby creating eukaryotic cell

What is a universal way that predation benefits the predator? predation increases mate availability. predation in defense of space. the predator gets the energy it needs to survive. the predator keeps parasites from hurting the species.

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

The idea of spontaneous generation was disproved by in a experiment involving jars of meat