6. With the presence of fast-food chains, many people have the opportunity to«have a quick bites while their daily physical activity is decreased. Explain whysuch a diet leads to obcsity more quickly under hypodynamic conditions. Foranswer:a) draw the charts of metabolic pathways in adipocytes with their activationleading to increased weight;b) give the origin of substrates, enzymes, ways of using final products;c) draw an appropriate chart and describe the stages of sequential hormonalsignal transduction to adipocytes and explain the biological effects of thehormonc.

Carbohydrate catabolism is the process by which carbohydrates are broken down to provide energy in…

Answered: 6. With the presence of fast-food…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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Similar questions

Many poisons act by disrupting metabolism. Cyanide inhibits the action of oxygen in cellular respiration. This means that cyanide most likely disrupts the action of what process? a) ATP synthase b) The electron transport chain c) Glycolysis d) The Krebs cycle
An important reaction that must occur in both fermentation and aerobic cellular respiration is A) the reduction of NADH to NAD+. B) the reduction of FAD+ to FADH2. C) the oxidation of NADH to NAD+.
Vmax for an enzyme-catalyzed reaction: A) generally increases when pH increases. B) is limited only by the amount of substrate supplied. C) is twice the rate observed when the concentration of substrate is equal to the Km. D) is unchanged in the presence of a uncompetitive inhibitor. E) increases in the presence of a competitive inhibitor.
Select which of the following enzymes unique to glycolysis are also sites of regulation for glycolysis. Select all that apply. a) glyceraldehyde 3 P dehydrogenase b) PFK c) pyruvate kinase d) hexokinase e) enolase f) phosphoglycerate mutase
18
4) a)Fill in the blanks: When oxygen is the final energy carrier in the production of ATP, the process is called _________________. When an inorganic molecule is used to drive theoxidation in a cell to produce ATP, the process is called _______________.b)How is energy transferred to proteins in the process called phosphorylation?c) Fill in the blanks: When a molecule is oxidized it has (more/less) _________ electrons than it did before being oxidized. When a molecule is reducedit has (more/less)_________ electrons than it did before being reduced.d) Is NADH is the oxidized or reduced form of NAD+?
Which of the following is the prosthetic group of NADH dehydrogenase? a) FAD b) FMN c) NADH d) NADPH
Glycogen is the major animal storage polysaccharide, and is a polymer of glucose. a) List ALL the biochemical steps involved in storing GLUCOSE as glycogen b) Give NAME/S of the ENZYMES involved in EACH listed step c) What PULLS the reaction forward? d) Give the NAME of the tissue where these steps occur. (HINT: remember glycogen is branched chain).
Why is cellular respiration important? a) It breaks down carbon dioxide, which is toxic to cells. b) It reduces glucose c) It produces gas, which is essential to cell functions. d) It generates chemical gradients, which have potential energy e) it generates ATP, which cells can use to do work
What coenzymes are required for the ββ-oxidation pathway? A) NAD+ and FAD only B) NAD+ and CoASH only C) CoASH only D) FAD and CoASH only E) FAD, NAD+, and CoASH
The following diagram shows the biosynthesis of B12 coenzymes, starting with the vitamin. DMB is dimethylbenzimidazole. (a) What one additional substrate or cofactor is required by enzyme B?(b) Genetic deficiency in animals of enzyme C would result in excessiveurinary excretion of what compound?(c) Some forms of the condition described in (b) can be successfully treatedby injection of rather massive doses of vitamin B12. What kind ofgenetic alteration in the enzyme would be consistent with this result?(d) Genetic deficiency in animals of enzyme B will result in excessive urinaryexcretion of what amino acid?
1) In aerobic conditions in animal cells, oxidative decarboxyliation release CO2 by eliminating the methyl (—CH3) group. : True / False 2) All enzymes of the cycle are located in the cytoplasm, except succinate dehydrogenase, which is bound to the inner mitochondrial membrane: True / False 3) Malonate is a competitive inhibitor of the enzyme succinate dehydrogenase. In the presence of malonate, one would expect succinate to accumulate: True / False

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