Rose comb is dominant to a single comb in chickens. Show the phenotype and genotype of the expected offspring from a white rooster with a rose comb (heterozygous) crossed with a blue Andalusian hen with a single comb.

Did you know that a blue wales tongue weighs more than an elephant?

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

The vaccine in a flu shot contains weakened flu viruses. how does a flu shot work with the immune system? a. it destroys lymphocytes. b. it destroys macrophages. c. it activates macrophages. d. it activates lymphocytes.