How many amino acids must be obtained in the diet because they cannot be made by the body
2
5
10
20

As , plants meet their needs for making food from air, soil, water, and the sun's energy in a process called there are plants called grow high in trees without here are words to put in the blanks. 1.) producers 2.) consumers 3.) chloroplasts 4.) epiphytes

How is the carbon cycle related to global warming ?

Select the correct answer from each drop-down menu proteins are