Phosphorylase Study guides, Class notes & Summaries

MCB 2000 Exam 6 Questions And Answers (Verified And Updated) What is the chemical structure of glycogen? - answermultiple glucose monomers bound together highly branched homopolymer how is glycogen linked - answerbranches - α-1,6 linkage chain linkages - α-1,4 linkage What enzymes are involved in glycogen degradation? What reactions do they catalyze? - answer1. Glycogen phosphorylase --> phosphorolysis reaction 2. Transferase --> shifts a small oligosaccharide 3. α-1,6-glucosi...

Week 6 UNE Medical Biochemistry Review Exam Questions With 100% Correct Answers Glycogen is stored primarily in the: - answerliver and skeletal muscles Pathway for synthesis and degradation are identical. True or False - answerTrue Enzymes used for Glycogen synthesis - answerPhosphoglucomutase, UDPGlc pyrophosphorylase, and Glycogen synthase Glycogen synthesis - UDPGlc pyrophosphorylase: - answerGlucose 1-P + UTP → UDPGlc Glycogen synthesis - Phosphoglucomutase - answerGlucose 6-P is i...

Succinate is a substrate for which complex in the electron transport chain? a.) Complex 1 (NADH-1 oxidoreductase) b.) Complex IV (Cyt c oxidase) c.) Complex V (ATP synthase) d.) complex II (Succinate-Q reductase) Complex II (succinate-Q reductase) (D) Which of the following would be consistent with an exergonic reaction? a.) ∆S would be negative b.) ∆G would be negative c.) ∆S would be positive d.)∆G would be positive ∆G would be negative (B) Whi...

What purpose does glycogen degradation and synthesis serve in animals? correct answers Liver glycogen is short-term energy which provides a way to store and release glucose in response to blood glucose levels. Which of the following is correct concerning the regulation of glycogen metabolism by hormones? -Glycogen phosphorylase is active when phosphorylated, which occurs in response to insulin. -Glucagon activates PKA, which inactivates glycogen synthase -Epi has the same effect as insul...

Succinate is a substrate for which complex in the electron transport chain? a.) Complex 1 (NADH-1 oxidoreductase) b.) Complex IV (Cyt c oxidase) c.) Complex V (ATP synthase) d.) complex II (Succinate-Q reductase) Complex II (succinate-Q reductase) (D) Which of the following would be consistent with an exergonic reaction? a.) ∆S would be negative b.) ∆G would be negative c.) ∆S would be positive d.)∆G would be positive ∆G would be negative (B) Whi...

UNE BioChem 1005 Final Exam Questions & Answers Solved 100% Correct!! Somatostatin reduces the secretion of both glucagon and insulin through which of the following mechanisms? a. Somatostatin activates an activator G-protein b. Somatostatin activates MAPK cascade c. Somatostatin activates an inhibitory G-protein d. Somatostatin uses Ca+2 as a downstream signal c. Somatostatin activates an inhibitory G-protein Insulin mediated glucose uptake by muscle and adipose tissue is a result of...

WGU C785 Biochemistry Final Exam Latest 2022. Which of the following enzymes is part of both the TCA cycle and the electron transport chain? ATP synthase (Complex I) NADH oxidoreductatase Cytochrome c Succinate dehydrogenase (Complex II) – Succinate dehydrogenase ATP is used to carry energy within the cell. The majority of energy in ATP is stored within which of the following bonds indicated on the image below? 3 1 2 4 - 1 In the case of a deficiency in phenylalanine hydroxylase w...

Important Enzymes For MCATprotease - correct answer protein that hydrolyzes, and therefore cleaves, another protein; hydrolyzes peptide bonds. lipase - correct answer enzyme that hydrolyzes fats. hydrolase - correct answer hydrolyzes chemical bonds. isomerase - correct answer rearranges bonds within a molecule to form an isomer. ligase - correct answer forms a chemical bond. lyase - correct answer breaks chemical bonds by means other than oxidation or hydrolysis. kindase - corr...

UNE Biochem 1005 Unit 2 exam graded A+ 1. Pyruvate dehydrogenase kinase catalyzes a reaction that results in which of the following? The phosphorylation and inactivation of E1 subunit (pyruvate dehydrogenase complex 1. Which of the following intermediates is an allosteric activator of pyruvate kinase? a. Fructose 1.6 bisphosphate 1. Which of the following is the initial second messenger in the signaling cascade initiated by glucagon? a. cAMP 1. Hereditary fructose intolerance in caused by a ...

Glycogen is converted to monosaccharide units by: A) glucokinase. B) glucose-6-phosphatase C) glycogen phosphorylase. D) glycogen synthase. E) glycogenase. CORRECT ANSWER C) glycogen phosphorylase. The glycogen-branching enzyme catalyzes: A) degradation of (α1 → 4) linkages in glycogen B) formation of (α1 → 4) linkages in glycogen. C) formation of (α1 → 6) linkages during glycogen synthesis. D) glycogen degradation in tree branches. E) removal of unneeded glucose residu...