What organelle of skeletal muscle cells stores calcium used in muscle contaction?

equation+ critical thinking + a pinch of enthusiasm= your answer

explanation:

preservation because he preserves part of the land and preserves means save

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.