Cofactors Study guides, Revision notes & Summaries

proteins correct answer: polymers of amino acids linked in a linear chain by peptide/amide bonds (polypeptides) polysaccharides correct answer: polymers of sugars (mono-saccharides) linked in linear and branched chains by glycosidic bonds DNA correct answer: polymers of nucleotides linked in linear chains by phosphodiester bonds protein enzymes correct answer: Linkages (bonds) are formed/broken by _______? sickle cell anemia correct answer: a single amino acid change in hemoglob...

NUSC 1165 Final Exam Study Guide Spring 2024. Final Exam Study Guide: NUSC 1165 Spring 2024 Chapter 1-2:  What are the six classes of nutrients? o Macronutrients: a nutrient needed by the body in large amounts.  Water  Fat  Protein  Carbohydrates o Micronutrients: a nutrient needed by the body in small amounts. Provide no energy. Act as antioxidants, coenzymes, cofactors- necessary for proper metabolism and function of body processes- found in most fresh food o Vitami...

Vitamins are needed in much _______________ amounts than macronutrients - ️️smaller Vitamins are measured in? - ️️milligrams and micrograms Macronutrients found in - ️️pounds Many vitamins interact to affect similar body functions like - ️️metabolic pathways and as coenzymes/cofactors It is better to consume vitamins that are ____________________ than ______________________ - ️️fat soluble; water soluble What are the 9 water soluble vitamins? - ️️Vitamin C ...

Question 1 0 / 2 pts True or False: As movement requires energy, metabolism can be defined as a controlled set of biochemical reactions that occur in only motile organisms in order to maintain life. You Answered Correct Answer False Question 2 2 / 2 pts True or False: Enzymes slow down chemical reactions to conserve energy. Correct! False Enzyme catalyze (speed up) chemical reactions. Question 3 5 / 5 pts What are the usually metal ions known to assists enzymes during the cataly...

A comatose infant is brought to the ER. In the course of the examination, plasma ammonia was found to be elevated 20-fold over normal values. Urine orotic acid and uracil were both greater than normal. A defect of which of the following enzymes is the most likely diagnosis? - Ornithine transcarbamoylase Your patient presents with a deficiency of the enzyme that catalyzes synthesis of N-acetylglutamate (NAGs). Which of the following would be a consequence of this deficiency in the patient? -...

FNDH 400 Exam 3 Questions and Answers (Verified Answers) Where does the name Vitamin come from? Vital amines --> Vitamines, but when it was discovered they weren't amines, the E was dropped Fat soluble vitamins A, D, E, K Water Soluble Vitamins C, B What B vitamin numbers are missing? Why? B4, B8, B10, B11 Were discovered and then removed due to redudancy EV McCollum and vitamins Theorized fat-soluble factor A that deficiency led to ophthalmia (inflammation of the eye) and water...

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...

One of the main functions of water in the body is to correct answer: help regulate body temperature. The evaporation of perspiration allows the body to cool efficiently. Muscular contractions cause one-way movement of food through the gastrointestinal tract in a process called correct answer: peristalsis. Which of the conditions below is a risk factor for cardiovascular disease? correct answer: HDL cholesterol < 40 mg/dl By definition, hunger is the physiological state that res...

BIOD 171 ESSENTIAL MICROBIOLOGY FINAL EXAM 183 PRACTICE QUESTIONS AND ANSWERS BIOD 171 ESSENTIAL MICROBIOLOGY FINAL EXAM GRADED A What various functions do proteins have in a cell Proteins may facilitate the movement of materials in or out of a cell. Some can act as enzymes that catalyze, or speed up, biochemical processes. Others play a structural role while other proteins, such as filaments, enable movement. What are the main morphologies of bacteria? Bacteria can be described as coc...

1. Which of the following is not true of the reaction catalyzed by the pyruvate dehydrogenase complex? A) Biotin participates in the decarboxylation. B) Both NAD+ and a flavin nucleotide act as electron carriers. C) The reaction occurs in the mitochondrial matrix. D) The substrate is held by the lipoyl-lysine "swinging arm." E) Two different cofactors containing —SH groups participate. - A 2. Which of the below is not required for the oxidative decarboxylation of pyruvate to form acety...