In dogs, gum coloration is co-dominant, with black coloration,
black & pink spotted and pink.
you have a lovely spotted gummed labrador retriever who has
just had 8 pups. four of the pups have spotted like your dog.
and 4 have pink gums.
what is the likely phenotype of the sneaky neighbor dog? show
your work.

Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection

Which example would the nurse consider to be a part of systems thinking theory?

Pulmonary arteries carry highly oxygenated blood. true or false?