What would be expected if a woman with blood type ab has children with a man who has blood type ab? a. all of the kids would have blood type ab. b. half of the kids would have blood type a and half would have blood type b. c. one fourth of the kids would have blood type a, one fourth would have blood type b, and one half would have blood type ab. d. all of the kids would have blood type o.

According to the rna world hypothesis, rna acted as the genetic material and catalyzed reactions in ancient cells. what conclusion can you draw from this?               a.  this implies that dna and proteins aren't essential in cells today.    b.  this implies that rna can catalyze any chemical reaction that enzymes catalyze.    c.  this implies that if a cell has a problem with its dna, its rna can compensate for the damaged dna.    d.  this implies that dna and proteins evolved after rna.