Answer: it produced oxygen as a waste product
Explanation: there was more free oxygen
D Because supports large numbers of plants and species and variety of crops
The main molecule found in nucleus is called DNA(deoxyribonucleic acid). This molecule is made of subunits called nucleotides. A nucleotide is made of a nitrogenous base that can be adenine, thymine, guanine or cytosine; a five carbon sugar called deoxyribose and a phosphate group. This molecule controns protein synthesis. Proteins are crucial to the cell's function.
Tall parents can have a short child, short parents can have a tall child , and two parents of the same height may have a child in between?
