T1 - Biology 150 Section PT yB Form L 0.9 0.8 E (\l @ rO...

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yB DIRECTIONS: From among the choices given for each question choose the BEST answer for that question. E (\l @ rO o o c (! .ct L o o 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 0.0 0.1 0.3 0.5 0.8 1.0 1.3 1.5 1.8 2.0 2.3 2.5 2.8 3.0 3.3 mg of bovine serum albumin protein 4523s Biology 150 Section - PT ( 01. A research grinds up 1"0 grams of rat liver E tissue in a blender and collects L5 ml of tissue homogenate. She then takes a 1". 0ml sample and tests in a colorimetric protein bioassay and she sees that the 1.0m1 fraction has an absorbance of 0.50. How much protein is present in this 0.lmlfraction (refer to graph)? a)0.5 mg b) 1.0 mg Qz.o mg d) 3.0 mg e) none of these is a correct choice f L 02. How much total protein is there in the - 10 gram piece of liver tissue in the Form L Fall semester Sep 25, 2007 questionabove? , / I a) Lo mg @ rs mg Xro rr t_ d) 50 mg e) none of these is a correct choice A P O, A protein that can contract, change shape, makes up the elements of cytoskeleton & muscles, and is responsible for cellular movement is most like which of the following protein types? a) transport protein b) storage protein c) structural protein I contractile protein e) none of these fr, ' P 04. A very large molecule, usually composed of individual monomeric units linked together via condensation reactions into a long chain molecule is best referred to as? a) a disaccharide I a macromolecule c) a nucleotide d) a fatty acid 'e) none of these is correct 05. Smallmolecules usually inorganic metalatoms [as Fe, Mn, Co, Zn,Mgl, that bind with enzymes and are necessary for enzyme catalytic function are commonly known as? I cofactors b) coenzymes c) catalysts d) peptides e) none of these is a correct choice fi P 06. The level of protein structure that results in an alpha helix or beat sheet and is due to hydrogen bonding is? a) primary level @ secondary level {tertiary level d) quaternary level e) none of these is correct H Ot A disulfide bridge? a),is a covalent bond usually found within the structure of a protein - f,.un be characteristic of tertiary & quaternary levels of protein structure -'' c) helps hold a protein in a specific folded 3D conformation / d) is the strongest molecular force
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This note was uploaded on 09/20/2008 for the course BIL 150 taught by Professor Gaines during the Fall '07 term at University of Miami.

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T1 - Biology 150 Section PT yB Form L 0.9 0.8 E (\l @ rO...

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