Substrate concentration Study guides, Revision notes & Summaries

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 ...

Which of the following answer choices includes the proper terms to metabolically describe the process of digesting lactose? correct answer: It is a catabolic process with an exergonic reaction that results in an output of energy. Why do you, as a living organism, need to continually consume food? correct answer: Food is broken down by catabolic pathways and converted to ATP, which is then used to fuel anabolic pathways. A+B+C+energy⟶ABC Which best describes the reaction above? a. I...

Portage Learning Chem 210 - Module 3 exam True or False: The amino acids serine and threonine both contain sulfur atoms. FALSE True or False: The following secondary structure shown below is an example of a beta- turn. FALSE True or False. The side chain of phenylalanine is bonded to the backbone nitrogen atom. FALSE True or False: The name of the molecule that binds to an enzyme is called the holoenzyme. FALSE True or False: An inhibitor ...

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...

Portage Microbiology Lecture Exam 2 Already Passed True or False. The β-oxidation pathway catabolizes the fatty acid chains of lipids. True True or False. Metabolism is a controlled set of biochemical reactions that occur in living organisms in order to maintain life. True What is the term for metal ions that assist enzymes during the catalysis reaction? Cofactor The catabolism of a single molecule of glucose goes through what 3 distinct transitions? 1. Glycolysis 2. Fermentation or Respirat...

NR 546 Midterm Exam 2023/2024 Questions AND Answers Update A+ What should the PMHNP consider when prescribing chemical restraints? - Answer-- allergy status -prior med hx for adverse drug reactions r/t the meds ordered in the chemical restraint -state regulations regarding chemical restrains must be reviewed Are the PMHNP and other staff liable if the client has an allergic reaction or adverse side effects to the drugs used for chemical restraint? - Answer-No. The client has been court-...

Lead inspector Latest Update Graded A+ AAS Atomic absorption spectrometry AIHA American Industrial Hygiene Association ASTM American Society for testing and materials Biological half life of soft tissue 60-90 days Biological half life in bone 10-30 years Chelation purpose to leach out lead from the body: there's oral and IV. Also pulls other stuff out of the body besides lead. Needed if blood lead level is above 45 if/dL Half life of Cobalt-57 9 months Substrate correct...

Pre-PCOA Exam Latest Update (2022/2023) Already Passed Methods to enhance a drug's solubility in a solvent 1. Heat 2. Co-solvents increase the solubility of hydrophobic molecules by reducing the dielectric constant of the solvent 3. pH-Assisted solubility processes of drug elimination from the body liver, kidney and bile primary, secondary, tertiary and quaternary structures of proteins a. 1° primary - amino acid sequence of the polypeptide (Controls levels 2, 3, and 4) b. 2° secondary - l...

An α-helical arrangement of amino acids is considered to be what level of protein structure? correct answer: Secondary structure of the protein β- sheets and α-helices are examples of secondary structures. How these structures interact would be an example of tertiary structure. If a mutation is made within the active site of an enzyme resulting in a decrease in Km, which of the following will be true with respect to the enzyme kinetics? correct answer: The enzyme will require a lower ...

Biology 3221A Biochemistry Final Exam Q&A- Rush University Which of the following single-base DNA gene coding changes is least likely to significantly affect the function of resulting protein? (Harper pages 361-363) A. Missence mutation resulting to histidine-to-glutamic acid change B. Silent mutations in the third codon base C. Frameshift mutation D. Nonsense mutation 2. Which of the following is a property of enhancer elements? (Harper pages 384-385) A. They do not work located downs...