Biology Practice Test Unit test one, water, macromolecules, molecules, enzymes, experiments, and more kylekyle published on March 11, 20143 responses 1 5.0★ / 5 Questions in vertical order What is the reaction that synthesizes monomers? Hydrolysis Denaturization Dehydration Synthesis What has the lowest pH value? Tomato juice Ammonia Baking soda What is the function of carbohydrates? energy storage cell structure enzymes What is the force that pulls water up a trees roots? water density hydrogen bonds capillary action What is a controlled variable? The variable that is manipulated the variable that is not altered and is used to compare the altered tests the reaction after the subject is manipulated What is the function of neucleic acids? break down fatty acids manage genetic energy create antibodies what vitamin or mineral is necessary for the formation of bones and teeth vitamin D and calcium vitamin D and Protein Vitamin A and iron What are the structures of proteins? amino acids glucose antibodies What is adhesion? attraction of water molecules to each other through hydrogen bonds attraction of water molecules to any hydrophilic surface attraction of water molecules strong enough to overcome the force of gravity. What connects water molecules to one another. electrons hydrogen bonds surface tension What demonstrates homeostasis? You cutting your hair so it doesn't grow too long getting a foot rub when you strain your foot muscle you sweating when you are running What macromolecule is present in cell membranes? Lipids Proteins Carbohydrates which of these is a non polar molecule? water sugar fats What is cohesion? attraction of water molecules to any hydrophilic surface attraction of water molecules strong enough to overcome the force of gravity. attraction of water molecules to each other through hydrogen bonds Why is water considered a universal solvent? You need it to live It can dissolve anything it is commonly used in solutions
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