Which carbon(s) on the sugar is(are) in dna is used to make the phosphate ester linkages? g?

How many chromosomes does each human cell contain? a. 23 chromosomes b. 26 chromosomes c. 43 chromosomes d. 46 chromosomes

19. a cell is viewed under a microscope and is found to have two nuclear envelopes and spindles that appear to be breaking apart. which phase of mitosis is the cell most likely in? a. metaphase b. prophase c. telophase d. anaphase

What is phosphorylation? the conversion of phosphate into another molecule the removal of a phosphate group from a molecule the conversion of a molecule into phosphate the addition of a phosphate group to a molecule