Answere topic33 skillfactualrecall

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Unformatted text preview: serve as building blocks for polymers. D) DNA is built from just four kinds of monomers. E) Monomers are joined together by the process of hydrolysis. Answer: E Topic: 3.3 Skill: Conceptual Understanding 15) Which of the following statements about dehydration synthesis is false? A) One monomer loses a hydrogen atom, and the other loses a hydroxyl group. B) Electrons are shared between atoms of the joined monomers. C) H2O is formed as the monomers are joined. D) Covalent bonds are formed between the monomers. E) Animal digestive systems utilize this process to break down food. Answer: E Topic: 3.3 Skill: Factual Recall 16) The results of dehydration synthesis can be reversed by A) condensation. B) hydrolysis. C) polymerization. D) the addition of an amino group. E) the addition of a phosphate group. Answer: B Topic: 3.3 Skill: Factual Recall 17) Which list below consists of only polymers? A) sugars, amino acids, nucleic acids, lipids B) proteins, lipids, nucleic acids, amino acids C) proteins, lipids, nucleic acids, polysaccharides D) proteins, lipids, nucleotides, sugars E) polysaccharides, lipids, amino acids, nucleic acids 4 Answer: C Topic: 3.3 Skill: Conceptual Understanding 18) What is the general function of enzymes within a cell? A) to promote the synthesis of monomers B) to induce chemical reactions C) to stop chemical reactions D) to speed up chemical reactions E) to reverse the direction of chemical reactions Answer: D Topic: 3.3 Skill: Factual Recall 19) The molecular formula of most monosaccharides represents a multiple of A) CH3O. B) CH2O. C) CHO. D) CHO2. E) CHO3. Answer: B Topic: 3.4 Skill: Factual Recall 20) A molecule with the formula C55H110O55 is probably a(n) A) oil. B) steroid. C) wax. D) protein. E) polysaccharide. Answer: E Topic: 3.4 Skill: Application 21) Many names for sugars end in the suffix A) -acid. B) -ose. C) -hyde. D) -ase. E) -ing. Answer: B Topic: 3.4 Skill: Factual Recall 5 22) Sucrose is formed A) from two glucose molecules. B) from two monosaccharides through dehydration synthesis. C) when ionic bonds link two monosaccharides. D) when water molecules are added to two monosaccharides. E) when glucose and lact...
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This note was uploaded on 10/31/2012 for the course ENGI 1010 taught by Professor Dr.robert during the Fall '12 term at Dalhousie.

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