An endoskeleton of calcified cartilage
Answer:
Dopamine
Explanation:
Dopamine is an inhibitory neurotransmitter involved in the pathology of schizophrenia.
<span>The nutrient in question has an exhausted supply due to which cellular growth is limited. Usually nutrient limitation which limits productivity consist of such essential nutrients which are required by organisms in that environment to survive and grow.
Hope i helped.</span>