Natural selection acts on the phenotype but it ultimately affects the genotype of an entire population. Explain how this is true in terms of the peppered moths from the reading Lesson 1 Mechanism of Evolution

Why do you think water is so important to living things

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a. m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed

Which ocean is on the eastern coast of north and south america? arctic ocean indian ocean pacific ocean atlantic ocean