Exam Study Guides/ Practice Questions/Answers

Exam Study Guides/ Practice Questions/Answers - Biology 302...

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Biology 302 Abbreviated Exam 1 Name:__________________ True-False If the answer is false, explain why. (2 points each): ___ The compound CH 3 CH 2 CH 2 CH 3 is considered to be non-polar. ___ Covalent bonding of amino acids is responsible for the primary structures of proteins. ___A particular enzyme requires proline at amino acid position 132 in order for it to bind to its substrate correctly. As a result, binding to the substrate is predicted to be more efficient at pH 4.0 than at pH 8.0. ___ Purines are nine-membered nitrogen containing ring compounds found in both RNA and DNA. ___ In double-stranded DNA the two strands of DNA are in an anti-parallel orientation. 1
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alpha helix. Explain why these types of helices tend to associate with one another to form what are termed “coiled-coils”. Briefly describe the following (5 points): You do not have to write too much - just enough to show that you understand the concepts. You can use a drawing if it would help. Hayflick limit
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Exam Study Guides/ Practice Questions/Answers - Biology 302...

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