Click the statement that best describes the role of each element in living organisms.

Nitrogen : Is obtained by plants from bacteria in the soil

Nitrogen : Is obtained by plants from bacteria in the soil Phosphorus : Provides strength to bones and exoskeletons

Nitrogen : Is obtained by plants from bacteria in the soil Phosphorus : Provides strength to bones and exoskeletons Sulfur : Gives strength to the protein keratin

Hope this help :)

the correct answer is c   with the systems

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.