When is facilitated diffusion necessary? a) when the molecules are too large b) when the molecules are insoluble c) when the direction of movement is opposite to natural diffusion c) none of the above

Ameadow ecosystem includes many species of grasses and small shrubs, several herbivores, and a few carnivores. a fungus colonizes the meadow and kills most of its vegetation. what is most likely to happen to the populations of herbivores and carnivores in the ecosystem? a. the populations of herbivores and carnivores will increase because there will be less competition for chemical energy. b. the populations of herbivores and carnivores will remain stable because the fungus cannot infect these organisms. c. the populations of herbivores will decrease because of vegetation loss, but the population of carnivores will remain stable. d. the populations of herbivores and carnivores will decline because less chemical energy will be stored in the ecosystem.

What is the best-known carbohydrate?

What is a traditional chinese touch therapy involving finger pressure applied to specific areas of the body to restore the flow of qi.