Which of the following is an example of an alternative energy source?
O A. Coal
OB. Oil
O C. Natural gas
O D. Wind

What does all of the organ system in a human form

What are the result of when individual components in an organism interact with others to create noval stucture and function called

How are gross production and net production different? a. net production is always greater than gross production. b. net production is always less than gross production. only animals have net production. d. only plants have net production. select the best answer from the choices provided