Which of the following is a carbohydrate serving as a structural component in the cell walls of Plants? O Fructose
O Phospholipids
O Cholesterol
O Cellulose

Iwill give brainiest to first person who gets it ! what are 3 basic types of interactions we see in an ecosystem?

Mike has a problem with his testosterone. he is unable to produce enough. which will most likely be affected by his inability to produce testosterone? check all that apply.

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis