Christina is a 60 year old woman who weighs 190 pounds (86 kg) and has an estimated body fat of 36%. her goal is to reduce her body fat to 23%. what will her corresponding body weight be when she reaches her goal of 23% body fat, assuming all weight loss is from fat

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

Consider darwin's first writings on the theory of natural selection. an important point of darwin's essay on the principle of population, written in 1798, was a peer's observation that in nature plants and animals produce far more offspring than can survive, this observation can be attributed to a) charles lyell. b) thomas malthus. c) jean-baptiste lamarck. d) johann friedrich meckel.

Which is one example of a phenotypic change that is not genetic