According to cell theory, which activity is impossible? a. skin cells forming from sunlight b. liver cells forming from liver cells c. prokaryotes existing by themselves d. ribosomes being present in eukaryotes

The answer is A: Skin cells forming from sunlight.

there are 35 white marbles

step-by-step explanation:

y- yellow marbles

4y + 5 = 45

subtract 5 from both sides

4y = 40

divide for from both sides

y = 10

plug in 10 to get 40 yellow marbles then subtract by 5 to get 35 marbles

thus there are only 10 yellow marbles

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.