According to the american red cross, 10.7% of all connecticut residents have type b blood. a random sample of 25 connecticut residents is taken. x = the number of ct residents that have type b blood, of the 25 sampled. what is the standard deviation of the random variable x ?

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 of the following is a macronutrient? carbohydrates lipids amino acids all of the above

1) strawberry plants typically reproduce by making runners, which are miniature versions of themselves, that grow off of the roots and stems of the parent. this type of vegetative reproduction is known as a) pollination. b) fragmentation. c) binary fission. d) vegetative propogation.