11 Jun BCH 311 – What two 3-carbon molecules are generated
Question
1.What two 3-carbon molecules are generated by the cleavage of fructose-1,6-bisphosphate?
A. glyceraldehyde-3-phosphate and 3-phosphoglycerate
B. glyceraldehyde-3-phosphate and dihydroxyacetone phosphate
C. enolase and 2-phosphoglycerate
D. pyruvate and phosphoenolpyruvate
E. glyceraldehyde-3-phosphate and pyruvate
2.What is the function of glyceraldehyde 3-phosphate dehydrogenase?
A. Oxidation of the alcohol to an aldehyde
B. Dehydration and dephosphorylation of GAP
C. Reduction of NAD+ and formation of acyl-phosphate
D. Hydrolysis of GAP
E. None of the above
3.What reaction is catalyzed by aldolase?
A. Reversible cleavage of F-1,6-BP to DHAP and GAP
B. Ligation of GAP and DHAP
C. Cleavage of DHAP to GAP
D. Irreversible aldol condensation of DHAP and GAP
E. Isomerization of DHAP to GAP
4.What is the function of a thioester intermediate such as the one formed from GAP?
A. It speeds up the actual reaction so that more product can be made
B. The thioester prevents the formation of metabolically unfavorable side products
C. The thioester intermediate induces a conformational change that alters the enzyme specificity
D. The thioester allows the two-step reaction to be coupled so the second reaction, the energetically unfavorable phosphorylation, can proceed
E. The thioester shifts the equilibrium of the first stage of the reaction
5. What is substrate-level phosphorylation?
A. ATP synthesis when the phosphate donor is a substrate with high phosphoryl transfer potential
B. Phosphorylation of ATP coupled to an ion gradient
C. Phosphorylation of glycolytic intermediates
D. Phosphorylation of AMP by ATP
E. ATP and AMP synthesis from two molecules of ADP
Our website has a team of professional writers who can help you write any of your homework. They will write your papers from scratch. We also have a team of editors just to make sure all papers are of HIGH QUALITY & PLAGIARISM FREE. To make an Order you only need to click Ask A Question and we will direct you to our Order Page at WriteDemy. Then fill Our Order Form with all your assignment instructions. Select your deadline and pay for your paper. You will get it few hours before your set deadline.
Fill in all the assignment paper details that are required in the order form with the standard information being the page count, deadline, academic level and type of paper. It is advisable to have this information at hand so that you can quickly fill in the necessary information needed in the form for the essay writer to be immediately assigned to your writing project. Make payment for the custom essay order to enable us to assign a suitable writer to your order. Payments are made through Paypal on a secured billing page. Finally, sit back and relax.
About Writedemy
We are a professional paper writing website. If you have searched a question and bumped into our website just know you are in the right place to get help in your coursework. We offer HIGH QUALITY & PLAGIARISM FREE Papers.
How It Works
To make an Order you only need to click on “Order Now” and we will direct you to our Order Page. Fill Our Order Form with all your assignment instructions. Select your deadline and pay for your paper. You will get it few hours before your set deadline.
Are there Discounts?
All new clients are eligible for 20% off in their first Order. Our payment method is safe and secure.