What do enzymes do - Study guides, Class notes & Summaries

BIOD 171 M2: Module 2 Exam True or False: Metabolism is a controlled set of biochemical reactions that occur in living organisms in order to maintain life. True False True or False: Enzymes are polysaccharides that catalyze chemical reactions. True False Enzymes are proteins that catalyze chemical reactions. What is a cofactor? And give a general example. Your Answer: Metal ions are cofactors. Cofactors assist enzymes in the catalysis of reactions. A cof...

α-helices and β-sheets are primarily stabilized by which of the following interactions? correct answer: hydrogen bonding Domains are common structural elements that retain a particular function within the protein. Which of the following is an example of a protein domain? correct answer: An arrangement of β-strands connected by α-helices (βαβαβ) How do most enzymes reduce the activation energy needed to move a reaction forward? correct answer: Providing an active site most compl...

TAMU bio 111 lab exam 2 review (2023/2024) already passed What is the difference between the coding and non-coding region? Coding region: comprised of genes that encode proteins (instructions that determine traits) and makes up 1-2% of human DNA. • Noncoding region: makes up 98-99% of human DNA, contains STRs and is responsible for regulatory functions such as gene transcription. What are STRs? Short-tandem repeats (STRs) are unique repeating patterns of the same nucleotide sequence. They can...

Subjective data CORRECT ANSWERS: What the patient told you. Objective data CORRECT ANSWERS: What the nurse can measure Which of the following are nursing interventions for wound irrigation? CORRECT ANSWERS: Keep syringe 1 inch above the wound. Clean from least contaminated to most contaminated site. Clean area around the skin with antiseptic swabs first. Which brain controls the basic vital functions? CORRECT ANSWERS: Medulla Oblongata in the brainstem Which hormone acts on kidne...

Air Methods Critical Care Exam(correct answers 2023) Before PFT's how long should a patient refrain from smoking? Using an inhaler? - CORRECT ANSWER-smoking: 6-8 h inhaler: 4-6 h What test must you do before performing an arterial puncture? - CORRECT ANSWERAllen's test; patency of the ulnar artery- if blood returns to hand in 15s, then the radial artery can be used for the puncture How long should one apply pressure after an arterial puncture? - CORRECT ANSWER5 minutes (20 min if the ...

platelets small fragments of larger cells produced in bone marrow that initiate clotting Leukocyte (wbc) Protect against invading microorganisms Erythrocyte (rbc) Contain hgb and enables cell to bind oxygen molecules Plasma Fluid medium that allows transport of blood components Capillaries Smallest vessels Veins (except pulmonary) Carry deoxygenated blood back to heart Pulmonary Vein Carries oxygenated blood from lungs to heart Arteries (except Pulmonary) Carry oxygenated blood aw...

In extubating an Endtroacheal tube, what needs to be reported immedatiely? - answer-stridor Should pt decrease complex carbs for atherosceleoris? - answer-no, increase them What carb should a client with atherosceloris decrease? - answer-simple sugars Is MRSA airborne or contact? - answer-contact What does phenyotoin do to hepatic enzymes (for seizures meds)? - answer-it decreases effectiveness What should you tell the pt not to take with ciprofloxacin? - answer-magnesium containg...

WGU C458 Assessment Questions and Answers 100% Pass What are the components of a healthy diet? -less than 10% calories from saturated fatty acids -include fiber -less than 2,300 mg sodium How do antioxidants affect the aging process? -may reverse/forestall some of the negative effects of the aging process What do carbohydrates provide for the body? -only energy source used by brain cells Definition: Protein -synthesizes antibodies which help fight disease -helps manufacture blood, enzymes, ho...

Test Bank for Williams' Basic Nutrition & Diet Therapy 16th Edition by Staci Nix McIntosh ISBN 9780323653763 Chapter 1-23 | Complete Guide A+. Table of contents: Chapter 1. Food, Nutrition, and Health 2. Carbohydrates 3. Fats 4. Proteins 5. Digestion, Absorption, and Metabolism 6. Energy Balance 7. Vitamins 8. Minerals 9. Water and Electrolyte Balance 10. Nutrition During Pregnancy and Lactation 11. Nutrition During Infancy, Childhood, and Adolescence 12. Nutrition for Adults: The Early, Middle...

Chapter 1 – The Science of Nutrition Multiple Choice Answer, level, page Level: K = knowledge, A = application/critical thinking What Do We Mean by “Nutrition”? (pp. 5-8) a A 6 1. Which of the following ingredients in a box of toaster pastries would contribute macronutrients to one’s diet? a. Water, high-fructose corn syrup, egg yolk b. Niacin, folic acid, sucralose c. Riboflavin, salt, sodium benzoate d. Thiamin mononitrate, soybean oil, sugar c K 5 2. The term “n...