Neurotransmitters are ligands that are released from the axon of a nerve cell to the dendrite of an adjacentnerve cell. This helps propagate the signal through many cells. What type of communication does this display?
A. autocrine
B. juxtacrine
C. paracrine
D. endocrine

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explanation:

this protocol provides a detailed procedure for agarose-based ip to purify and enrich the protein of interest.

sheep is a herbivore animal whereas grasshopper belongs to the class chordates but both of them feed on greens.  

if grasshopper and sheep feeding on a pasture land, i do not think both of them will have any impact on each other. however, the number of the species can make difference. since sheep feed on greens, there is a possibility there left no pasture land for the grasshoppers or they may get extinct.