Alpha carbon - Study guides, Class notes & Summaries

What six functions characterize all living things? Organization Responsiveness Growth Reproduction Movement Metabolism/Excretion What is homeostasis? A steady state of internal environment of an organism. What is the difference between positive and negative feedback? Give an example of each. Positive feedback enhances change (labor contractions during birth, blood clotting, etc...) Negative feedback resists change (body temperature, insulin, cortisol, etc...) List...

NBME PHYSIOLOGY UPDATED EXAM WITH COMPLETE SOLUTIONS 2023/2024 Prostglandin - CORRECT ANSWER-From mast cells, macrophages, EC, and platelets Vasodilation, pain Rate controlling step in Insulin secretion - CORRECT ANSWER-Phosphorylation of glucose by glucokinase Glucokinase mutation - CORRECT ANSWER-Autosomal dominant form of early onset type 2 diabetes GLUT 2 - CORRECT ANSWER-low affinity high capacity glucose transporter. Uptake by beta cells Insulin release - CORRECT ANSWER-Bloo...

m   1. Which of the following is the mRNA start codon in most cases? A. UAA B. AGU C. AUG D. UGA 2. Which of the types of RNA is the smallest? A. mRNA B. tRNA C. rRNA D. 3. Which of the following is not considered a pyrimidine? A. C B. T C. U D. G 4. Which of the following is paired correctly? A. A-G B. C-G C. A-U D. G-T 5. Which of the following characterizes a Western blot? A. Antibody/protein hybridization B. DNA/RNA combination C. RNA ...

AQA A LEVEL BIOLOGY Paper 1 2024 What is the function of the cell membrane? - ANS To control what enters and leaves the cell, acts as a barrier between the cell and its environment. What structural feature of the cell membrane allows substances to enter/leave? - ANS Partially permeable What is the fluid mosaic model? - ANS States that a membrane is a fluid structure (because phospholipids are constantly moving) with a "mosaic" of various proteins embedded in it Describe t...

Praxis 5435 Latest Update 100% Correct absorption this occurs when waves pass through objects. The amplitude of a wave decreases as it passes through a medium acceleration the rate at which the velocity of an object changes over time. This will change if speed, direction, or both change. accuracy how close the measured values are to the true or actual value alkanes a type of hydrocarbon in which all carbon-carbon bonds are single bonds alkenes have at least one carbon-carbon dou...

CHEMICAL STRUCTURE OF CARBOHYDRATES • Molecules containing carbon, hydrogen and oxygen • Produced by plants via photosynthesis • Energy storage (starch) and plant structural tissue (lose) • Saccharides are the building blocks STRUCTURAL CLASSIFICATION OF CARBOHYDRATES Gropper & Smith, 8th Edition, 2022 Cengage learning, Advanced nutrition and human metabolism, Chapter 3 CHEMICAL STRUCTURE OF CARBOHYDRATES Monosaccharides Disaccharides • Simplest carbohydrates • C12 H22O1...

AP Biology Unit 1 Test Latest Update Graded A+ ∆G -the difference between the free energy of the products and the free energy of the reactants acidic If [H+]>[-OH] adhesion -H2O molecules form H bonds with other substances ~capillary action ~meniscus ~water climbs up fiber amino acids -structure: central carbon (alpha carbon) -amino group -carboxyl group (acid) -R group (side chain) ~variable group ~different for each ~confers unique chemical properties -phys...

AAB MT Hematology 2023 Practice Test Questions With Complete Solution What is hemoglobin composed of? - CORRECT ANSWERS 4 heme, 4 iron, 4 globins What disorder does a defect in heme synthesis lead to? - CORRECT ANSWERS Porphyria Porphyria - CORRECT ANSWERS Deficiency in the enzymes of the porphyrin pathway leads to insufficient production of heme. The principal problem in these deficiencies is the accumulation of porp...

ABCP Board Exam Practice 2023 Questions And Answers The advantage of continuous warm blood cardioplegia is: A: increased oxygen delivery B: significantly decreased myocardial oxygen tension C: a shift of the oxygen dissociation curve to the left D: lower myocardial oxygen consumption - CORRECT ANSWERS A IABP augmentation is contraindicated in patients with: A: prosthetic aortic valves B: aortic insufficiency C: VSDs D: peripheral atherosclerosis - CORRECT ...