BMB258 S05 T2 KEY

BMB258 S05 T2 KEY - NAME(Please print BMB 258 EXAMINATION...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
NAME: _____________________ (Please print) BMB – 258 - EXAMINATION II March 29, 2005 KEY During this exam you should not be in possession of a beeper or a cellular phone. Please place your beeper or cellular phone in your book bag (after you turn it off!!) and place the bag against the wall of the room. You can only use calculators that do not have memory capabilities for alphabetic characters. Other calculators should also be placed in your bag. THESE ARE STANDARD SINGLE ANSWER MULTIPLE CHOICE QUESTIONS. THE POSSIBLE ANSWERS ARE LABELED A, B, C, D AND E. SELECT THE SINGLE BEST ANSWER FOR QUESTIONS 1-24 AND FILL IN THE CORRESPONDING CIRCLE ON THE SCANTRON SHEET. PRINT YOUR NAME ON THIS PAGE AND ON EACH OF THE SHORT ANSWER / FILL-IN PAGES. 1. Which one of the following digestive enzymes is absent from 85% of the world’s adult population? A. maltase B. lactase C. amylase D. sucrase 2. Which of the following enzyme names can be applied to enzymes that hydrolyse maltose to glucose? A. maltase B. α-glucosidase C. β-glucosidase D. E. 3. Which are of the following does not contribute to fiber in the diet? A. xylan B. hemicellulose C. pectin D. starch E. cellulose 4. Glucose A glucose 6P B fructose 6P C fructose 1,6-bis P How many molecules of ATP are consumed in the 3 reactions and which are the reactions? ATP Reactions A. 1 B 1 of 15
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
B. 2 A,B C. 2 A,C D. 2 B,C E. 1 C 5. Which of the following most correctly describes the role of the citric acid cycle in producing CO 2 in mammalian metabolism? A. it does not produce CO 2 B. it is the major source of CO 2 C. it produces less CO 2 than does anaerobic glycolysis D. it is a minor source of CO 2 6. Electrons that are used to form lactate in anaerobic glycolysis are used to form which compound in aerobic glycolysis? A. dihydroxyacetone phosphate B. pyruvate C. glycerol 3-phosphate D. 1,3-bisphosphoglycerate E. phosphoenolpyruvate 7. Ketone bodies are formed when which one of the following accumulates in the mitochondrion? A. acetyl CoA B. citrate C. lactate D. oxaloacetate E. pyruvate 8. Pyruvate is connected to the citric acid cycle through four of the following five enzymes and metabolites. Which one is not involved? A. acetyl CoA B. pyruvate carboxylase C. pyruvate dehydrogenase complex D. pyruvate kinase E. oxaloacetate 9. Replication of DNA requires all of the following EXCEPT: A. DNA polymerase B. Four different deoxy nucleotides C. Helicase D. Primase E. TATA-box binding protein 2 of 15
Background image of page 2
10. Completing newly synthesized DNA from Okazaki pieces that are synthesized as the lagging strand requires A. a 5’ to 3’ RNAse B. a DNA ligase C. BOTH A and B are correct. D.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This document was uploaded on 11/04/2011 for the course BMB 258 at University of Miami.

Page1 / 15

BMB258 S05 T2 KEY - NAME(Please print BMB 258 EXAMINATION...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online