The bonds that hold the two strands of dna together come from what?

the attraction of phosphate groups

strong bonds between bases and sugars

carbon to carbon bonds in the sugar

weak hydrogen bonds between the bases

one of these

Explanation:

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.