EX2sp07a - Exam 2 - Spring 07 1. Changes in the...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Exam 2 - Spring 07 1. Changes in the configuration around which of the following carbons is responsible for the mutorotation exhibited by glucose in solution? *a. C-1 b. C-2 c. C-4 d. C-5 e. C-6 2. Membranes are likely to be most fluid if they are richest in phospholipids which contain the following fatty acid esters? a. stearoyl b. palmitoyl c. oleoyl *d. linolenoyl e. linoleioyl 3. Which of the following are anomers of one another: a. α-D-glucofuranose and β-D-ribofuranose b. α-D-glucofuranose and α-D-glucopyranose c. α-D-glucopyranose and β-D-galactopyranose d. α-D-glucopyranose and α-L-glucopyranose *e. α-D-glucopyranose and β -D-glucopyranose 4. Which of the following is a major difference between hemoglobin and aspartate transcarbamylase. *a. hemoglobin is not an enzyme b. only hemoglobin can occur in T and R states c. only hemoglobin exhibits cooperativity d. only hemoglobin has quaternary structure 5. The following represents a hypothetical metabolic pathway, where the letters represent substrates and the numbers represent enzyme which catalyzes the reaction beneath it: 1 2 3 4 5 6 A → B → C → D → E → F → G In terms of metabolic regulation, which effect makes the most sense? a. B is an inhibitor of 1 *b. G is an inhibitor of 1 c. D is an inhibitor of 3 d. G is an inhibitor of 6 e. E is an inhibitor of 3 6. In an enzyme catalyzed reaction, which of the following is NOT TRUE with respect to initial velocity? *a. It is the first point on the energy of activition curve b. It is measured for most enzymes before significant accumulation of product c. it occurs when dP/dt is a maximum d. initial velocity never reaches Vmax e. Initial velocity is slowed or eliminated by a covalent inhibitor
Background image of page 1

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

View Full DocumentRight Arrow Icon
7. To convert maltose into lactose, which carbon would have to be inverted? [note: ring one refers
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/14/2010 for the course BHC 3023 taught by Professor Harmen during the Spring '10 term at University of South Florida.

Page1 / 4

EX2sp07a - Exam 2 - Spring 07 1. Changes in the...

This preview shows document pages 1 - 3. Sign up to view the full document.

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