Hemoglobin and myoglobin - Study guides, Class notes & Summaries

FSSM CNP RD EXAM PREP QUESTIONS & ANSWERS 2024 The rich, red pigment on the surface of cut meats, comes primarily from: A. Oxymyoglobin B. Myoglobin C. Hemoglobin D. Metmyoglobin - ANSWER-A. Oxymyoglobin Both hemeglobin and myoglobin are present in meat, although myoglobin produces 75% of the color seen in meats. Plain myoglobin is a purplish-red and meat remains that color when it is fresh and has avoided contact with the air. In the presence of air, myoglobin will add two oxygen ato...

What factors affect binding affinity? Correct Answer-Shape, charge, H-bonding, hydrophobics reversible binding Correct Answer-the association of a protein with its ligan is concentration-dependent K_d Correct Answer-the concentration of ligand at which 1/2 of the protein is ligand-bound K_d = k_d / k_a or k_off / k_on also = k_-1 / k_1 Calculate fraction of protein bound to ligand Correct Answer-[L] / ([L] + K_d) affinity and concentration association Correct Answer-if they bind at...

The light-colored zone adjacent to the nucleus in a plasmacyte is the: A. ribosome B. chromatin C. mitochondria D. Golgi area - D. Golgi area The majority of the iron in an adult is found as a constituent of: A. hemoglobin B. hemosiderin C. myoglobin D. transferrin - A. hemoglobin The main function of the hexose monophosphate shunt in the erythrocyte is to: A. reglate the level of 2,3-DPG B. provide reduced glutathione to prevent oxidation of hemoglobin C. prevent the reduction of h...

% of water/carbs in fruits and vegetables - 75-93% Vitamin and minerals in fruits/vegetables - Calcium, vitamin A, C, sometimes B Tugor - Crispiness of vegetables due to osmotic pressure of water filled vacuoles Lignin - Non CHO substance not very softened by cooking; woody part of vegetables Methionine - Limiting protein in soybeans Protein concentrates - >70% protein Protein isolates - >90% protein TVP - Textured vegetable protein, soy protein adds juiciness bc of wa...

ASCP Hematology Exam Questions and Answers Latest Update (Graded) The light-colored zone adjacent to the nucleus in a plasmacyte is the: A. ribosome B. chromatin C. mitochondria D. Golgi area - ANSWER D. Golgi area The majority of the iron in an adult is found as a constituent of: A. hemoglobin B. hemosiderin C. myoglobin D. transferrin - ANSWER A. hemoglobin The main function of the hexose monophosphate shunt in the erythrocyte is to: A. reglate the level of 2,3-DPG B. provide redu...

Urinalysis (Urine Dipstick Testing) Questions and Answers 100% Pass What essential items are required for the procedure? Alcohol-based hand sanitizer Protective gloves Apron Urinalysis dipsticks Urine sample Paper towels Explanation: To perform the procedure, you'll need alcohol-based hand sanitizer, gloves, an apron, urinalysis dipsticks, the urine sample, and paper towels. What does the color straw-colored urine typically indicate? This indicates normal urine coloration...

ASCP Hematology Exam Questions and Answers / MLT Latest Update . The light-colored zone adjacent to the nucleus in a plasmacyte is the: A. ribosome B. chromatin C. mitochondria D. Golgi area - ANSWER D. Golgi area The majority of the iron in an adult is found as a constituent of: A. hemoglobin B. hemosiderin C. myoglobin D. transferrin - ANSWER A. hemoglobin The main function of the hexose monophosphate shunt in the erythrocyte is to: A. reglate the level of 2,3-DPG B. provide reduce...

Hemoglobin that has 200 times greater binding capacity for the hemoglobin molecules than oxygen? Carboxyhemoglobin Hemoglobin derivative that cause irreversible changes in the RBC cells Sulfehemoglobin Molecular structure of Hemoglobin S Lysine replaces glutamic acid in the 6th position of the beta chain Lab test to confirm the specific diagnosis of sickle cell anemia? Hemoglobin electrophoresis In Hemoglobin C what replaces glutamic acid? Lysine Which hem...

NCLEX 3500: Cardiac Exam Questions With 100% Correct Answers 2024/2025 Following a myocardial infarction, a client develops an arrhythmia and requires a continuous infusion of lidocaine. To monitor the effectiveness of the intervention, the nurse should focus primarily on the client's: 1. electrocardiogram (ECG). 2. urine output. 3. creatine kinase (CK) and troponin levels. 4. blood pressure and heart rate. Correct Answer: 1 RATIONALES: Lidocaine is an antiarrhythmic and is given for the...

UNE Biochem 1005 Final Study Set Exam Questions And Answers All Verified Which of the following best describes the structure of heme? -a nicotinamide structure that is readily oxidized -a negatively charged phosphate group -a planar porphyrin ring that binds iron -an n-linked glycosylation A planar porphyrin ring that binds iron Covalent catalysis is used by many enzymes to cleave peptide bonds. Which of the following amino acids would not facilitate this type of catalysis? -val...