Question 1 2 out of 2 points Which of the following describes an amphipathic molecule? Selected Answer: Hydrophobic and Hydrophilic Answers: Hydrophobic and not Hydrophilic Hydrophilic and not Hydrophobic Hydrophobic and Hydrophilic Nonpolar • Question 2 2 out of 2 points Movement of a solute molecule from an area of high concentration to an area of low concentration is called: Selected Answer: Diffusion Answers: Diffusion Filtration Osmosis Hydrostatic pressure • Question 3 2 out of 2 points Which statement is correct regarding cellular energy? Selected Answer: Oxidative phosphorylation occurs in the mitochondria. Answers: Glycolysis is the building of sugar molecules. Oxidative cellular metabolism is a single reaction making adenosine triphosphate (ATP). Oxidative phosphorylation occurs in the mitochondria. Anaerobic glycolysis occurs in the presence of oxygen. • Question 4 2 out of 2 points A eukaryotic cell: Selected Answers: Contains structures called organelles. Answers: Is smaller than a prokaryotic cell. Contains structures called organelles. Lacks a well-defined nucleus. Does not contain histones. • Question 5 0 out of 2 points Which of the following are functions of a protein? (Select all that apply.) Selected Answers: Transport channels Cell surface markers Answers: Transport channels