Amphipathic Study guides, Class notes & Summaries

TEST BANK PATHOPHYSIOLOGY THE BIOLOGICAL BASIS FOR DISEASE IN ADULTS AND CHILDREN BY McCance Chapter 1: Cellular Biology MULTIPLE CHOICE 1. Which statement best describes the cellular function of metabolic absorption? a. Cells can produce proteins. c. Cells can take in and use nutrients. b. Cells can secrete digestive enzymes. d. Cells can synthesize fats. ANS: C In metabolic absorption, all cells take in and use nutrients and other substances from their surroundings. The remaini...

Testbank for Biology 2nd Edition from OpenStax CollegeChapter 1 1 Figure 1.6 1: C; 2: F; 3: A; 4: B; 5: D; 6: E. The original hypothesis is incorrect, as the coffeemaker works when plugged into the outlet. Alternative hypotheses include that the toaster might be broken or that the toaster wasn't turned on. 3 Figure 1.16 Communities exist within populations which exist within ecosystems. 4 B 6 D 8 C 10 C 12 B 14 D 16 Answers will vary, but should apply the steps of the scientific method. One poss...

BIOL 1P91 Final Exam Questions And Verified Solutions What are the 3 general components that make up an atom? - ANS Protons Neutrons Electrons The sum of the atomic number and the number of neutrons is: - ANS A (the atomic number) Mass Number Which of the following is/ are a polar bond? A) O-H bond in water * B) C-O in CO2 C) N-N in N2 D) all of the above E) two of the above - ANS A) O-H bond in water A substance dissolvable in oil is said to be: - ANS Hydrophobic...

Portage Learning: Microbiology Final Exam Set Already Passed Microbiology is the study of what? Microbiology is the study of microbes (microorganisms and viruses) and their biological processes. What is the smallest biological unit of life? A cell What is a macromolecule? A macromolecule is classified as a complex molecule that is composed from smaller subunits. What are the four main types of macromolecules? Proteins, nucleic acids, lipids and carbohydrates What various functions do protein...

BIOL 111 FINAL TAMU – FLETCHER QUESTIONS AND ANSWERS 100% SOLVED The element present in all organic molecules is Carbon Cell membranes have distinct inside and outside faces. Which of the following statements is the most likely explanation for the membrane's asymmetrical nature? The two sides of a cell membrane face different environments and carry out different functions Which of the following statements is true about buffer solutions? They maintain a relatively constant pH when either aci...

Test Bank Chapter 1. Cellular Biology MULTIPLE CHOICE 1. A student is observing a cell under the microscope. It is observed to have supercoiled DNAwith histones. Which of the following would also be observed by the student? a. A single circular chromosome b. A nucleus c. Free-floating nuclear material d. No organelles ANS: B The cell described is a eukaryotic cell, so it has histones and a supercoiled DNA within itsnucleus; thus, the nucleus should be observed. A single circular c...

Phosphorus has an atomic number of 15. This tells us that... - Answer-there must be 15 protons True or False: covalent bonds are stronger than ionic and hydrogen bonds because atoms that are joined with covalent bonds share electrons - Answer-True An e- in a hydrogen atom exists in the first valence shell. The valence e- of Aluminum exist in the 3rd shell. Which valence shell e- have higher potential energy and why? - Answer-the valence e- of aluminum, bc higher e- shells have higher energy...

R1-R2C=NH Correct Answer-imine RO-CO-CH3 Correct Answer-acetyl R-SH Correct Answer-sulfhydryl/thiol R-CO-SR Correct Answer-thioester RO-PO2-OH Correct Answer-phosphoryl hydrogen bond Correct Answer-an electrostatic attraction between the O of one molecule and the H of another H must be bonded to F,O,N H bond acceptor Correct Answer-a LP on an electronegative atom H bond donor Correct Answer-an H bonded to F,O,N amphipathic molecule Correct

OPTOPREP NBEO EXAM 2024 WITH 100% CORRECT ANSWERS If a thin lens with an index of 1.5 has a dioptric power of +4.00 in air, what is its power if placed in water? A) +1.18 diopters B) +11.76 diopters C) +1.36 diopters D) +4.00 diopters - correct answer C) +1.36 diopters Alpha helices and beta sheets are considered which level of protein structure? A) Quaternary B) Primary C) Tertiary D) Secondary - correct answer D) Secondary An amphipathic molecule will react in what manne...

Which of the following is the major regulation point for transport of fatty acids into the mitochondria? correct answer: carnitine acyltransferase I The primary activation of triacylglycerol mobilization in adipocytes is through __________ of the enzyme ____________. correct answer: phosphorylation; hormone sensitive lipase Which of the following lipoproteins distributes dietary lipids? correct answer: chylomicron Which of the following statements regarding lipid digestion and absorp...

Which of the following is the major regulation point for transport of fatty acids into the mitochondria? correct answer: carnitine acyltransferase I The primary activation of triacylglycerol mobilization in adipocytes is through __________ of the enzyme ____________. correct answer: phosphorylation; hormone sensitive lipase Which of the following lipoproteins distributes dietary lipids? correct answer: chylomicron Which of the following statements regarding lipid digestion and absorp...

If a thin lens with an index of 1.5 has a dioptric power of +4.00 in air, what is its power if placed in water? A) +1.18 diopters B) +11.76 diopters C) +1.36 diopters D) +4.00 diopters - correct answer C) +1.36 diopters Alpha helices and beta sheets are considered which level of protein structure? A) Quaternary B) Primary C) Tertiary D) Secondary - correct answer D) Secondary An amphipathic molecule will react in what manner when exposed to water? A) It will completely ...