1. What is the name given to the types of organisms that can use photosynthesis to produce glucose? Need three examples.

2. How do animal cells, Plant cells, freshwater protists, and bacteriaeach deal with the problem of osmosis ?

3. What function does actin serve in a cell?

4. Which organisms are considered the ancestors of land plants?

5. If oxygen is lacking, how might cells meet their energy needs through fermentaion?