Answer: By volume, dry air contains 78.09% nitrogen, 20.95% oxygen, 0.93% argon, 0.04% carbon dioxide, and small amounts of other gases. Air also contains a variable amount of water vapor, on average around 1% at sea level, and 0.4% over the entire atmosphere.
Explanation:
Your answer is c for #3, hope i helped!
Answer:
This is Carbohydrate polysaccharide
Explanation:
They are molecules composed of long chains of monosaccharide units bound together by glycosidic linkages.
Archaea have more complex RNA polymerases than Bacteria, similar to Eucarya.
