Activities that take place in the cell. Which two systems perform a similar function in the human
body?
(1) nervous and endocrine
(2) digestive and reproductive
(3) circulatory and respiratory
(4) skeletal and muscular

Adrought killed all the plants in an agricultural farmland. gradually, due to wind and some birds for. nearby areas, new plants started sprouting l. what stage of succession was taking place in the farmland? a) competition b) nudation c) ecesis d) reaction e) migration

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.

Read each example and decide what the resulting effect on the gene pool of that population would be