Cellular Biology - MidTerm 07

Cellular Biology - MidTerm 07 - Page 1 of 5 BIO 1140 -...

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Page 1 of 5 BIO 1140 - INTRODUCTION TO CELL BIOLOGY MIDTERM EXAM — Feb. 12th, 13th and14th, 2007 DO NOT OPEN EXAM UNTIL TOLD TO DO SO. THANK YOU. PROFESSOR J. FENWICK 60 MINUTES GENERAL INSTRUCTIONS ANSWER THE MULTIPLE CHOICE QUESTIONS ON THE COMPUTER SHEET. USE AN HB PENCIL AND FILL IN THE APPROPRIATE SPACES FULLY AND CAREFULLY. INDICATE THE MOST COMPLETE ANSWER. IF YOU ERASE, BE CERTAIN TO MAKE THE ERASURE COMPLETE. INDICATE ONLY ONE ANSWER FOR EACH QUESTION! MARKS WILL NOT BE DEDUCTED FOR INCORRECT ANSWERS UNLESS YOU GIVE MORE THAN ONE ANSWER FOR A QUESTION. DO NOT FOLD OR PUT ANY EXTRA MARKS ON THE COMPUTER SHEET. BE CERTAIN TO FILL IN YOUR NAME AND STUDENT NUMBER ON THE COMPUTER SHEET BOTH IN PRINTING AND BY FILLING IN THE SPACES.
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Page 2 of 5 1. Hydrogen bonds are the principal force involved in which level of protein structure? a. primary d. quaternary b. secondary e. quintenary c. tertiary 2. Cellulose belongs to which of the following groups of macromolecules? a. lipids d. nucleic acids b. carbohydrates e. none of the above c. proteins 3. Which of the following is not true concerning intermediate filaments (IFs)? a. IFs, can be joined via connector proteins to microfilaments. b. IFs, are found only in animal cells. c. IFs, are made from a heterogeneous family of proteins. d. IFs, are disassembled by dephosphorylation. e. IFs, turn over slowly but they do turn over.
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This note was uploaded on 01/16/2011 for the course BIO 1140 taught by Professor Fenwick during the Fall '07 term at University of Ottawa.

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Cellular Biology - MidTerm 07 - Page 1 of 5 BIO 1140 -...

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