Which of the following brings amino acids into a ribosome to be assembled into a protein? messenger rna transfer rna rna polymerase transport protein

The answer is Transfer RNA

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.

garbage disposal because lysosomes dispose of old cell parts like garbage disposals dispose of old food.