In Dr. Shoba Iyer's presentation "Introduction to Toxicology" she identified the pathway for chemicals to enter and exit our bodies. Some chemicals stay in our bodies for just hours (water soluble) and others stay in for days/months/years (fat soluble). Which of the following is the correct order? Distribution, Metabolism, Absorption, Excretion

Absorption, Distribution, Metabolism, Excretion

Absorption, Metabolism, Excretion, Distribution

All of the above

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.

The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .

Scientists are conducting a study on the effectiveness of a new drug on memory loss. they are giving some of the test subjects the new drug to find out if it improves their long-term memory. which are possible limitations of this study? check all that apply. a) test subjects may want to participate in additional experiments. b) test subjects may think they should be paid more. c) test subjects may get bored and want to quit early. d) test subjects may have to travel during the experiment. e) test subjects may have full-time jobs. this is multiple choice. you for the !