The degradation of the neurotransmitter substance, after it had its effects on the postynaptic neuron can be prevented by certain chemicals. Suggest the effects of such prevention on: i) the postynaptic neuron
ii) the ability of the presynaptuc neuron to rebuild synaptic vesicles​

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.

the sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc.photosyntesis is the process of making food which needs sun,water,nutrients etc.