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BIOL 540 – Exam #5 2025 With Accurate Solution

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19 pages

Written in 2024/2025

Grade A+

YANCHY

glycogen phosphorylase - ANSWER- allosteric regulation - exists in active form a and inactive form b AMP - ANSWERpositive effector of glycogen phosphorylase calcium - ANSWERpositive effector for glycogen phosphorylase kinase glucagon (in liver) - ANSWER- activates glycogenolysis - inhibits glycolysis - increases blood glucose pyruvate kinase - ANSWERstep in glycolysis directly inhibited by protein kinase A epinephrine - ANSWER- in liver: increases blood glucose - alpha and bet...

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3 pages

Written in 2024/2025

Grade A+

papersbyjol

Biol 540 – Exam #4 2026 With 100% Accurate Solution

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26 pages

Written in 2025/2026

Grade A+

RapidPassAcademy

What is the cost (in ATP equivalents) of transforming glucose to pyruvate via glycolysis and back again to glucose via gluconeogenesis? - ANSWER4 Why does a congenital defect in the liver enzyme fructose 1,6-bisphosphatase result in abnormally high levels of lactate in the blood plasma? - ANSWERDefects in this enzyme prevent the entry of lactate into gluconeogenesis, causing lactate to accumulate in the blood. How does the conversion of pyruvate to phosphoenolpyruvate in gluconeogenesis ov...

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9 pages

Written in 2024/2025

Grade A+

papersbyjol

71. Which statement is false in reference to the mammalian synthesis of urea?a. Krebs was a major contributor to the elucidation of the pathway involved. b. The amino acid arginine is the immediate precursor to urea.c. The carbon atom of urea is derived from mitochondrial . d. The precursor to one of the nitrogens of urea is aspartate.e. The process of urea production is an energy-yielding series of reactions. - ANSWERe 72. Brown adipose tissue (BAT) is a specialized fatty tissue present in ...

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9 pages

Written in 2024/2025

Grade A+

papersbyjol

______________ is the molecule central to all metabolic pathways. - ANSWERGlucose What is the chemical formula for carbohydrates? - ANSWER(CH2O)n n>/= 3 What are the 4 isomeric forms of carbohydrates? - ANSWER1. Consitutional Isomers = different locations of functional groups - ALDOSE = terminal C=O - KETOSE = internal C=O 2. Enantiomers = non-superimposable mirror images - D-FORM = farthest C from C=O has OH on right - L-FORM = farthest C from C=O has OH on left 3. Epimers = ...

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6 pages

Written in 2024/2025

Grade A+

papersbyjol

What are the 2 levels of metabolic control? Which has the fastest effects? - ANSWER1. Trancriptional 2. Translational - fastest Which of the following is correct? a) proteins operate in a graded fashion b) proteins are either on or off - ANSWERB What are the 2 roles of tRNA - ANSWER1. match correct aa with correct tRNA 2. codon-anticodon interaction Describe the steps involved in tRNA activation. - ANSWER1. Amino acid and enzyme form complex; energy provided from ATP hydrolysis and ...

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7 pages

Written in 2024/2025

Grade A+

papersbyjol

What is life? - ANSWERA chemical system capable of darwinian evolution Requirements for life - ANSWERraw materials energy envelope or barrier separating living and inanimate worlds biological information catalysis molecular biology (information containing polymers (synthesis, modification, function, and degradation)) molecular biology - ANSWERstudy of essential cellular macromolecules and the biological pathways that connect them (maintain and transmit information) - study of gene ...

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9 pages

Written in 2024/2025

Grade A+

papersbyjol

Carboxylic Acid Structure - ANSWER Organic Acid Anhydride Structure Structure - ANSWER Inorganic Acid Anhydride (Phosphoanhydride) Structure - ANSWER Polar Charged Amino Acids - ANSWERaspartate, glutamate, lysine, arginine, histidine Polar Uncharged Amino Acids - ANSWERserine, threonine, cysteine, tyrosine, asparagine, glutamine

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2 pages

Written in 2024/2025

Grade A+

papersbyjol

What is the cost (in ATP equivalents) of transforming glucose to pyruvate via glycolysis and back again to glucose via gluconeogenesis? – Answer️☑️4 Why does a congenital defect in the liver enzyme fructose 1,6-bisphosphatase result in abnormally high levels of lactate in the blood plasma? – Answer️☑️Defects in this enzyme prevent the entry of lactate into gluconeogenesis, causing lactate to accumulate in the blood. How does the conversion of pyruvate to phosphoenolpyruvate...

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26 pages

Written in 2024/2025

Grade A+

YANCHY