Are the preserved remains or evidence of once-living
1.
organisms

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?

How do chloroplasts set plants apart from other living things

If an organ has six haploid chromosomes,how many chromosomes are present. 6 12