Suppose that the continuous column of water molecules moving upward through the plant is broken near part B, and a small air pocket forms in the xylem. How might this affect the transpirational pull within the plant?

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