В чем заключается сущность оплодотворения?

1)уменьшении числа хромосом до гаплоидного набора

2)передаче без изменений наследственной информации от материнской клетки к дочерним

3)изменении хромосомного набора вида

4)восстановлении диплоидного набора хромосом

they both go up but then go back down. they both end lower than they started. lastly, they both are competitive/the second on.

explanation:

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.