<span>Botulinum toxin does not bind to receptors presemt at the axon terminal in order to enter the neuron. It is a neurotoxin protein produced by Clostridium botulinum which is a bacterium. It prevents the release of neurotransmitter from axon endings that results to flaccid paralysis.</span>
Answer:sponge
Explanation:
Collar cells have a sticky funnel-shaped collar and a hair-like whip that is called the flagellum. A cell called an amebocyte takes the food picked up by a collar cell to other cells within the sponge. Collar cells are also called choanocytes
ummm
i cant answer that question because you didn't give me the species type or what the species is