Select the correct answer from each drop-down menu. In an experiment, a scientist decides to study the effect of exercise on cholesterol levels in people. He studies two set of people—those
who exercise every day for an hour and those who don't exercise at all. In this case, the statement that people who exercise for an hour
may have lower cholesterol levels is
v. To test this statement, the scientist would measure cholesterol levels in
exercisers and non-exercisers. The cholesterol levels would be

What are two ways that harvesting algae from the ocean may benefit human society? how might the harvest of algae negatively impact the ocean communities where that algae grows? how could this be prevented?

How does the diagram explain ocean currents? earth tilt 23.5 degreesquestion 1 options: earth's tilt causes uneven heating of earth which causes currents.earth's tilt causes the ocean to move because of gravity.earth's tilt and its rotation cause currents.earth's tilt causes uneven distribution of salt which causes currents.

Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4