1. what kingdoms of living organisms contain prokaryotic cells?

Eu-bacteria and Archaebacteria

i think it is dna, i'm not totally sure but i think it might be.

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.