One of the significant characteristics of old growth forests is that

a. we can better appreciate things that are older
b. some organisms only survive in the complex ecosystems of old growth forests
c. taller trees have more leaves for photosynthesis
d. they are home to animals that are older

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

What are some characteristics of a free enterprise economy?

Me with biology endocrine system crossword also image left i need with hw