2. What are the most important things you have learned in this unit about how the trillions of cells in the human body get what they need to function, and what they do with the things they absorb?

Nerve cells are specialized to respond to stimulitrue or false?

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

Which tool could you see a plant cell? a. a filter b. a microscope c. a microwave d. an electromagnet