Allosteric Study guides, Class notes & Summaries

ligand - Is the word for a drug or a bio molecule a molecule that is reversibly bound to a protein, examples oxygen, endogenous neurotransmitters, hormones, drug molecules Binding site - A discrete portion of the protein that is complementary to the ligand in: - Shape and size - Charge distribution - Hydrophobic and hydrophilic regions ***Is involved in specific interaction, certain structural features must be present on the ligand for binding Induced fit - A complementary conformationa...

1) Which of the following statements concerning cellular metabolism is FALSE? A) Energy obtained from nutrients or light is stored in the bonds of ATP. B) Enzymes are used in both catabolic and anabolic reactions. C) Macromolecules are converted into cell structures via catabolism. D) The goal of metabolism is reproduction of the organism. E) ATP is used in the formation of macromolecules. correct answer: c 2) Anabolic reactions may be characterized as A) exergonic. B) breaking large ...

AP Biology: Exam Review Practice Questions with Correct Answers 2024 DNA/Biochemestry Test - CORRECT ANSWER--- 1. The digestive enzyme pepsin works in the acidic environment of the stomach to hydrolyze peptide bonds. On which macromolecules does pepsin act? A. carbohydrate B. protein C. DNA D. lipid - CORRECT ANSWER-B. Protein 2. Egg whites consist primarily of water and the protein albumin. When you fry an egg, why does the egg white turn from clear to white? A. The protein bec...

WCU - PHYS 261 FINAL EXAM LATEST ANSWERS 2023. Nucleic acids are polymers of units called A) ribose. B) bases. C) fatty acids. D) amino acids. E) nucleotides. 6) Cell membranes are said to be A) actively permeable. B) impermeable. C) freely permeable. D) selectively permeable. E) none of the above 7) In humans, only __________ cells have flagella. A) sperm B) intestine lining C) stomach lining D) respiratory tract lining E) two of the above 8) The addition of a phosphate group ...

AP Biology- Biochemistry Latest Update 100% Correct adhesion attraction between different kinds of molecules alkaline synonym for basic allosteric inhibition two active sites, one for a substrate and one for an inhibitor alpha helix secondary structure form of a protein; human hair (keratin) amine nitrogen bonded to two hydrogens and to the carbon skeleton amylopectin more complex storage polysaccharide form of starch amylose simplest storage polysaccharide form of starch...

UNE Biochem 1005 Unit 2 Exam Latest Questions With Correct Solutions. 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 ...

UNE Biochemistry Midterm Study Bank, UNE Biochem Midterm Questions & Answers Solved 100% Correct!! 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 ...

Pyurvate carboxylase is allosterically activated by which of the following compounds? correct answer: acetyl CoA Energy needed to get a reaction started correct answer: activation energy The part of an enzyme or antibody where the chemical reaction occurs. correct answer: active site Growing or metabolizing only in the presence of molecular oxygen correct answer: aerobic respiration A product in allosteric regulation that inhibits an enzyme. correct answer: allosteric inhibitors...

What is the role of adipose in metabolism? correct answer: Storage of triacylglycerols as a source of energy that can be released as FFAs under fasted state conditions; other roles include body weight homeostasis, coagulation, immunity, vascular tone control, appetite regulation, glucose/lipid metabolism, reproduction, angiogenesis what are the direct products of B-oxidation? correct answer: NADH + FADH2 (used in ETC to produce ATP), Acetyl CoA (substrate for ketogenesis, allosteric activat...

WGU C785 FINAL EXAM Questions With Correct Answers Latest 2024 GRADED (Biochemistry Units 2-7) What is the basic structure of an amino acid? What do they look like? - Answer amino group (NH2 or NH3), carboxyl group (COO or COOH), alpha carbon (C), and variable group How do you identify the 3 different types of side chains: non-polar/hydrophobic, polar, and charged? - Answer Non-polar/hydrophobic - end with CH or "can't have" water. Polar - end with OH, SH, or NH. Charged - end with a cha...