The theory of endosymbiosis suggests that a<span> primitive aerobic prokaryote was engulfed by a larger anaerobic prokaryote. C
HOPE THIS HELPS! ^_^</span>
A cell with a nucleus. The opposite is a prokaryote; a cell without a nucleus.
B)Facilitated diffusion is a form of active transport. Regular diffusion is a form of passive transport.
Answer is D.
you can learn A,B, and C from examining fossils
Answer:
When a nerve impulse reaches the end of an axon, the axon releases chemicals called neurotransmitters. Neurotransmitters travel across the synapse between the axon and the dendrite of the next neuron.
Explanation:
The binding allows the nerve impulse to travel through the receiving neuron.