He had a bacterial infection, but then developed an allergy to the antibiotic.
I am not sure but I am guessing carbon and nitrogen :)
Answer:
Dopamine
Explanation:
Dopamine is an inhibitory neurotransmitter involved in the pathology of schizophrenia.
Describe how phloem is affected if the leaves start to die off. (3 points) The phloem is effected by the deprivation of water from the disease of the tree, as a result the metabolism of the plant will shift down ward causing the phloem to decrease due to the dying of the leaves.