Milestone Final EXAM
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Milestone Final EXAM You passed this Milestone 23 questions were answered correctly. 2 questions were answered incorrectly. MILESTONE 1 Which of the following statements about brush cell... s is true? They are found on the villi and have microvilli on them. They are found on the microvilli and have villi on them. They are composed of villi, which are themselves composed of microvilli. They are a part of the lumen that removes harmful substances. CONCEPT S mall Intestine 2 Which of the following is a component of cell membranes and includes a hydrophilic head, a glycerol backbone and two fatty acid tails? Fatty acids Phospholipids Nucleic acids Triglycerides CONCEPT P lasma Membrane 3 What role does the enzyme thrombin play in blood clotting? It attracts platelets to itself to cause a clot. It causes threads to form across the damaged area that catch platelets and cause a clot. It causes red blood cells to clump together and form a clot. It binds with platelets to make fibrin, which then covers the damaged area like a sheet. CONCEPT P latelets 4 Why are mitochondria called the "powerhouse" of a cell? They convert food into energy. They convert light into food. They convert water into oxygen. They convert energy into oxygen. ……………………………… CONTINUED………………………………… [Show More]
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