Why do scientists think related species have similar body structures and development patterns? a. the species inherited many of the same genes from each other. b. the species inherited many of the same proteins from each other. c. the species inherited all of the same genes from a common ancestor. d. the species inherited many of the same genes from a common ancestor.

cramming before a final is bad because it makes a student's stress level higher. students who embrace cramming to get through a final exam week find themselves struggling to perform consistently, once the brain adjusts to prolonged sleep deprivation.

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.