Pfk 1 - Study guides, Class notes & Summaries

UNE Medical Biochemistry Midterm Review Already Graded A A family presents for genetic counseling. The couple has two female children who are alive and well; however, their infant son recently died in the nursery with severe hemolysis (lysis of red blood cells) and jaundice. The wife recalls she lost a brother in infancy with severe hemolysis, induced after a viral infection. The physician suspects a glucose-6-phosphate dehydrogenase deficiency, this would result in a deficiency in which of the...

BCH 361 ICLICKER QUESTIONS WITH REVISED AND UPDATED ANSWERS Which of the following can not be present when brewing alcoholic beverages? A. Water B. O2 C. Carbohydrate D. Microbes - Answer-B. O2 How many intermediates in glycolysis contains the functional group aldehyde? A. 0 B. 1 C. 2 D. 3 - Answer-B. 1 What is the effect of fructose 2,6-bisphosphate onglycolysis? A. It stimulates muscle PFK B. It inhibits liver pyruvate kinase C. It stimulates liver PFK D. It has no ef...

MEDICAL BIOCHEMISTRY FINAL, UNE BIOCHEMISTRY FINAL EXAM /ACTUAL EXAM WITH CORRECT DETAILED AND VERIFIED ANSWERS/A+ GRADE In glycolysis, is considered the committed step in the pathway. - ANSWER PFK-1 Phospholipids are made up of one or more fatty acids, a core, a phosphate, and which one of the following? - ANSWER alcohol

activation energy correct answers energy needed to get a reaction started Delta G (change in G - change in free energy) correct answers respresented in a reaction coordinate diagram. Positive is thermodynamically unfavorable. Negative is thermodynamically favorable (exergonic - release energy). = G(products) - G(reactants) enzyme correct answers catalyze chemical reaction. Lower activation energy. Biological catalyst (protein) enzyme inhibition correct answers results in decrease in act...

↑ exercise = ___ catecholamines (epinephrine and norepinephrine) - ️️↑ catecholamines (epinephrine and norepinephrine) 1 g carbohydrates = ___ kcal - ️️4 kcal 1 g fat = ___ kcal - ️️9 kcal 1 g protein = ___ kcal - ️️4 kcal 1 glucose = ___ total ATP 1 glycogen = ___ total ATP - ️️- 32 ATP - 33 ATP 3500 kcal = ? - ️️1 pound As muscle glycogen ___ , liver glycogenolysis ↑ - ️️decreases ATP ↓, ADP ↑, CK ___ ATP ↑, CK ___ - ️️ATP ↓, ADP ↑,...

BCHM 270 EXAM QUESTIONS WITH ALL ANSWERS REVISED AND UPDATED Carbohydrate digestion - Answer-1) Mouth - Alpha-amylase is released by the salivary glands - Breaks apart starch by cleaving alpha(1 to 4) bonds, leaves smaller branched oligosaccharides as it cannot cleave alpha(1 to 6) bonds - We cannot digest cellulose as we do not have enzymes to cleave beta(1 to 4) bonds) - The enzyme is stopped in the stomach due to the acidic environment 2) Small intestines - Alpha-amylase is released...

HSC 308 Exam 1 Questions with All Correct Answers What might the human body need to make the immediate energy systems work better? - Answer- More enzyme because then more ADP can be combined to get more ATP and more PCr can also be used to be combined with ADP to make more ATP Does aerobic exercise increase phosphocreatine kinase activity? - Answer- NO Metabolic adaptations to immediate energy systems during aerobic exercise training - Answer- No change in substrate storage No change ...

3 molecules with high PTP - Answer--phosphoenolpyruvate (PEP -1,3-BPG -creatine phosphate 3 stages of metabolism - Answer-Stage 1:Digestion Stage 2:Acetyl CoA Production Stage 3:Energy Production 7TM - Answer-7 Transmembrane Regions regions present on all G-Protein coupled receptors transmits information initiated by light, hormones etc Activated carriers - Answer-molecules used to carry electrons generated during glycolysis Activators of PFK - Answer--fructose 2,6-bisphosphate: shifts...

46. Which method of directly regulates PFK-I? A) feedback inhibition by fructose 2,6-bisphosphate B) feed forward activation by phosphoenolpyruvate C) allosteric activation by AMP D) its phosphorylation in response to glucagon signaling E) allosteric activation by citrate 47. Which statement regarding regulation of glycolysis and gluconeogenesis is FALSE? A) Phosphofructokinase-1 and fructose 1,6-bisphosphatase are PRevented from forming a futile cycle by reversible covalent modificatio...