How do sr proteins guide pre-mrna intron splicing?

Convert 9.75 millimeters to centimeters.centimeters

When organisms are classified ,they are given a two part name

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