- Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about ? On this page you'll find 11 study documents about .
All 11 results
Sort by:
-
Exam (elaborations)
CHEM 153A Midterm 1 SPRING 2026 UCLA
-
---11May 20262025/2026A
- ino acids (7 + 1 pts) 
a. You have a solution containing the following species at the stated 
concentrations. 
i. (2 pts) Is this a buffer system? Why or why not? 
ii. (3 pts) What pH is this solution at? (show your work!) 
b. (+1 serious bonus) If a solution of arginine was at a pH of 12.5, what 
would be the net (averaged across the population) charge per molecule
-
$32.99 More Info
Oldspice
-
Exam (elaborations)
CHEM 153A Final Exam SUMMER 2026 UCLA
-
---12May 20262025/2026A
- 1. Amino acids and protein structure (12 pts) 
a. Do the following using the α-helix model provided: 
i. (2 pts) Notate the orientation of the N and C 
termini for this α-helix. 
ii. (2 pts) Notate the orientation of the inherent 
dipole moment of this α-helix 
iii. (1 pt) The bond labeled ‘iii’ represents a… 
iv. (1 pt) The bond labeled ‘iv’ represents a… 
b. (2 pts) Consider the polypeptide chain within a 
right-handed α-helix. Given the Ramachandran 
plot provided, what is a p...
-
$35.99 More Info
Oldspice
-
Exam (elaborations)
Chem 153A - Midterm 1 Exam With Complete Solutions 100% 2026||Verified Exam!!!
-
---16December 20252025/2026A+
- Chem 153A - Midterm 1 Exam With Complete 
Solutions 100% 2026||Verified Exam!!!
-
$25.99 More Info
CertifiedExaminations
-
Exam (elaborations)
Chem 153A - Midterm 2 Exam With Complete Solutions 100% 2026||Verified Exam!!!
-
---26December 20252025/2026A+
- Chem 153A - Midterm 2 Exam With Complete 
Solutions 100% 2026||Verified Exam!!!
-
$25.99 More Info
CertifiedExaminations
-
Exam (elaborations)
Chem 153a - Final Exam With Complete Solutions 100% 2026||Verified Exam!!!
-
---38December 20252025/2026A+
- Chem 153a - Final Exam With Complete Solutions 
100% 2026||Verified Exam!!!
-
$25.99 More Info
CertifiedExaminations
-
Exam (elaborations)
CHEM 153A Final Exam Questions with Correct Answers Latest Update 2025/2026
-
---6December 20252025/2026A+
- CHEM 153A Final Exam Questions with Correct Answers Latest Update 2025/2026 
Glucose to G6P (enzyme and process) - Answers Hexokinase. It adds a phosphate group to the glucose through metal ion catalysis (Mg2+), stabilizing (shields) the negative charges on the phosphate and allowing for nucleophilic attack by the hydroxyl, forming a bond between glucose and phosphate. 
G6P to F6P (enzyme and process) - Answers Phosphohexose Isomerase. The substrate (G6P) enters the enzyme active site and the ac...
-
$11.49 More Info
joshuawesonga22
-
Exam (elaborations)
CHEM 153A - MT 2 EXAM QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE 2025/2026
-
---4December 20252025/2026A+
- CHEM 153A - MT 2 EXAM QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE 2025/2026 
compartmentalization - Answers the separation/concentration of bio-components in specified subcellular sections 
catalyst - Answers reduces activation energy and thus allows for reactants to get over a (lower) energy barrier 
cofactors - Answers non-protein components necessary for the reaction 
 
EX: metal ions 
transition state analogs - Answers molecules that mimic the TS but are non-reactive --> bind to enzyme a...
-
$11.49 More Info
joshuawesonga22
-
Exam (elaborations)
CHEM 153A Midterm 2 Exam Questions with Correct Answers Latest Update 2025/2026
-
---12December 20252025/2026A+
- CHEM 153A Midterm 2 Exam Questions with Correct Answers Latest Update 2025/2026 
Rotate the bond of the linear sugar, tip it on its side, the hydroxyl at C5 acts as a nucleophile and attacks the carbonyl. - Answers What mechanism allows for the formation of cyclic sugars? 
They differ only in the newly formed chiral carbon (after ring formation). Can be α vs β. 
 
Glucose the α anomer is trans and the β anomer is cis (both pointing up!) - Answers What are anomers? 
Cyclization is a reversib...
-
$11.89 More Info
joshuawesonga22