Dyes and stains Study guides, Class notes & Summaries

Stern's Introductory Plant Biology, 14e (Bidlack) Chapter 1 What Is Plant Biology? 1) The early scientist who first demonstrated experimentally that plants do not have the same modes of nutrition as animals was A) Nehemiah Grew. B) Carl Willdenow. C) Alexander von Humboldt. D) Sir J. D. Hooker. E) J. B. van Helmont. Answer: E Topic: Diversification of Plant Study Bloom's: 1. Remember Learning Outcome: 01.04 List the aspects of botany with which each of the major botanical disciplines is...

OpenStax Microbiology Test Bank Chapter 2: How We See the Invisible World * = Correct answer Multiple Choice 1. Which term is used to refer to a wave’s rate of vibration? A. amplitude B. frequency* C. trough D. wavelength 2. On the figure, which letter represents a refracted ray of light? A. A B. B C. C D. D* 3. On the electromagnetic spectrum, which type of wave has the shortest wavelength? A. cosmic ray* B. infrared ray C. ultraviolet ray D. visible light ...

MICROBIOLOGY EXAM 1 CHAPTERS 1,3,4,6,7 COVERED (QUESTIONS AND ANSWERS) LATEST A+ PASS Microbiology - CORRECT ANSWER-The study of organisims too small to beseen without magnification Microorganisms include - CORRECT ANSWER-Bacteria, viruses, fungi, Protozoa, helminths (parasitic worm) algae Prokaryotes - - CORRECT ANSWER-Prenucleus simple cells microscopic unicellular Which one could be unicellular or multicellular or even both - CORRECT ANSWER-Eukaryotes Do viruses have both DNA and ...

IGNAZ SEMMELWEIS'S HN. MICRO FINAL EXAM: SHORT ANSWER ALREADY PASSED Ignaz Semmelweis's contributions to microbiology? Reduced childbed fever by enforcing more sanitary practices. Louis Pasteur's contributions to microbiology? Helped disprove spontaneous generation. Developed technique of pasteurization. Associated specific organisms with certain diseases. Contributed to the development of vaccines. Joseph Lister's contributions to microbiology? "Father of Antiseptic Surger...

Histopathologyhistopathology - correct answers the microscopic examination of tissue in order to study the manifestations of disease fixation - correct answers chemical or physical method of killing the tissue and yet retaining the characteristic peculiarities of shape and structure formalin - correct answers a chemical commonly used as a fixative How to cut tissue into thin sections? - correct answers freeze the fresh fixed tissue, dehydrate tissue in alcohols (embedding) embedding ...

Histotechnology- Staining Questions (HW Questions)Dyes may be classified as natural or synthetic. Examples of natural dyes are: - correct answers hematoxylin, carmine, and indigo Mordants are generally classified as: - correct answers Metals Generally, acid dyes are differentiated in solutions that are weakly: - correct answers basic A dye in which the coloring elements are found in the anionic portion of the compound is a/an: - correct answers acid dye Differential staining of nucle...

What is the cell theory? - The cell is the basic unit of structure and function of all living organisms. Describe how to create a dry mount. - Solids are cut into thin slices (sectioning). The specimen should be placed on a slide and covered with a cover slip (small specimens can be viewed in this way without sectioning). Describe how to create a wet mount. - Specimens are put in a liquid (usually water or oil). A cover slip is placed at a 45° angle over the droplet and carefully dropped, ...

Histology for CSMLS Latest 2024 Graded A+ 3 types of Carbohydrates demonstrated in tissues Glycoproteins, polysaccharides, proteoglycans What stain is used for glycogen? PAS - because glycogen has vicin diols Where is glycogen found in the body? Liver, skeletel and cardiac muscle, hair follicles, vaginal and ectocervical epithelium, mesothelium cells, neutrophils and megakaryocytes. What accounts for the staining reaction of Glycoproteins? sialic acid goups and vicin diols (PAS...

UFT IICRC Exam Questions and Answers With 100% Correct Solutions Latest 2024/2025 (Graded A+) Fabrics frequently are made from a blend or combination of --- Fibers 2. Natural fibers (rayon, cotton, linen) absorb water and other substances more easily than synthetic fibers, so they --- more slowly and --- more easily. 1) Dry 2) Stain 3. The cotton plant produces fibers from the --- --- of the plant. Seed Pod 4. Lignin is the binder in cellulose materials that dissolves in water to cause stain...

microbe living single-celled organism that requires a microscope and has the capacity to reproduce some microbes can be seen without a microscope naming system used:________; 1st word: _________________; always ____________; 2nd word: _______________; full name is always: ____________ binomial; genus --> capitalized; specific epithet; italicized or underlined Who built the compound microscope and coined the term "cell"? Robert Hooke Who first observe...