How are organisms classified? (circle all that apply) a) Based on genetic study
b) By anatomical features
c) To reflect theoretical evolutionary relationships
d) According to color
e) Based on where they live

answer; a muscle cell, another neuron and a of the above

really dont know just need some points

explanation:

on disadvantage of hydroelectric power is the cost. another disadvantage of using hydroelectric power is finding a water source powerful enough to harvest hydroelectric power.