Megan hypothesized that type ab+ is the most common blood type in the united states. after conducting a literature search, she discovered the graph at right. based on the information in the graph, which blood type is most likely to be in shortest supply during an emergency?

In cattle a single gene with two alleles determines fur color the fur can be red white or roan roan fur has both red and white hair which of the following statements is true a the allele for roan fur color is dominant over red and white fur color b the allele for red fur color is dominant over white and roan fur color c the roan and white alleles are expressed independently of the other d the red and white alleles are expressed independently of each other