12. In which of the following examples will water move into the cells of the large intestine from the outside environment by the process of osmosis?
A. when the concentration is 80% on both sides of the membrane
B. when there is 70% water inside the cells and 80% water outside the cells

C. when there is 80% water inside the cells and 60% water outside the cells

D. when there is 90% water inside the cells and 80% water outside the cell

Approximately what portion of the foods that we eat have been genetically modified in some way? a.fewer than 10% b.about 50% c.nearly 100%

Suppose that on a small island off the coast of scotland, 32 percent of the population has blue eyes, which means that these individuals must be homozygous for the blue eye color gene (bb). the only other eye color found on the island is brown, and individuals that are homozygous for the brown eye color gene (bb) or heterozygous (bb) will have brown eyes because brown is the dominant gene. assume this population is in hardy-weinberg equilibrium. if 100 babies are born next year, how many of these would you expect to have brown eyes and be heterozygous? a. 58 b. 49 c. 29 d. 43

What are 3 reasons that natural selection occurs