Carbohydrates- monosaccharides
Lipids- glycerol and fatty acids
Nucleic acid- nucleotides
Proteins- amino acids
Only DNA contains the base, thymine, which binds with adenine. Whereas RNA contains the base, uracil, which binds with adenine. Also the structure of their sugars are different: Deoxyribose, in DNA, contains one less oxygen than RNA's ribose sugar.
<span>The troposphere is the only layer that has ozone</span>