Answer:
x=20
Explanation:
3x-10+5x+30=180 (co-interior angles=180)
8x+20=180
8x=160
x=20
Answer:
humans, pollution, trees being cut down, etc.
Explanation:
Answer: The type of reproductive isolation carried out is BEHAVIORAL ISOLATION
Explanation: In behaviour isolation males of a certain specie carry out some courtship rituals such as fighting other males for the right to mate, making stylized movements in order to attract the female specie to them.