Imagine there is a species that can reproduce asexually or t…

Imagine there is a species that can reproduce asexually or they can reproduce sexually. The species is pretty intelligent and they realize that they are less genetically diverse than they used to be. Which method of reproduction should they use to increase their genetic diversity?

A species of ornamental fish comes in two colors; red is dom…

A species of ornamental fish comes in two colors; red is dominant and blue is recessive.  Maria owns a red fish, but she doesn’t know its genotype.  Therefore, she mates her pet with a blue fish.  Half of the offspring were red and half were blue.  What is the genotype of Emily’s red fish?