Cell culture - Study guides, Class notes & Summaries

Microbiology Lab Final Exam Questions and Answers 100% Pass What does a pure culture contain? A single type of microorganism. Why is the inoculating loop sterilized before use? To eliminate any contaminating organisms. What is the first step in preparing a bacterial smear? Applying a small drop of water to the slide. What does the acid-fast stain detect? Bacteria with waxy cell walls, such as Mycobacterium. What is the purpose of incubation in bacterial culture growth? T...

Final Exam Straighterline Microbiology/ Questions/ 182 Q&A/ A+ Score Solution. In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? Nitrogen Fixation If enough H+ ions are added to pure water to raise the H+ concentration of the solution to ten times higher than the original concentration, what is the resulting OH- concentration of the solution? 10-8 M Fungi are able to reproduce asexually by creating conidiospores and...

Bio 250 straighterline test 1 prep Questions and Answers 100% Pass Organisms called parasites are ______. Select one: a. always harmful to their host b. the decomposers in ecosystems c. always viruses d. free-living - ANSWER -always harmful to their host Trees of life that illustrate the phylogenetic relationships of all organisms were traditionally based on ______; newer methods for determining phylogeny rely on ______. Select one: a. morphology; nucleic acid sequences b. nucleic ac...

The sum total of all the microbes in a certain environment is termed the______ Select one: a. biofilm b. microbial niche c. microbiome d. phylogeny e. domain: Microbiome 2. Studies of the immune response to an infection caused by microorganisms would be performed by a/an _______. Select one: a. hypersensitivity specialist b. geomicrobiologist c. epidemiologist d. immunologist: Immunologist 3. Which of the following is NOT a recent discovery that has had a huge impact on the under...

Final Exam: NSG 124 / NSG124 (NEW 2024 / 2025 Update) Pharmacology | Review with Questions and Verified Answers | 100% Correct | Graded A - Herzing Q: 4 types of Laxatives include: Answer: - bulk forming - surfactant - stimulant - osmotic Q: Bulk forming laxatives Answer: - type of laxative that swells in water to form a viscous solution - softens fecal mass - works similar to dietary fiber - must be taken with a full glass of water - Ex: psyllium (Metamucil) Q: Surfactant laxatives Answer: - ty...

Chlorine and iodine are classified as - halogens Obligate aerobes can only live - when oxygen is present Microorganism found thriving in a the permafrost region of the Arctic are - pychrophiles Facultative halophiles - tolerate an elevated salt concentration in the environment Most bacteria prefer to grow at which pH range? - Most bacteria prefer to grow at which pH range? The spectrophotometer is used in microbiology to - indirectly measure microbial growth Pyrimidine dimers are formed i...

MICROBIOLOGY EXAM 1 NEWSOME WITH COMPLETE SOLUTIONS 100% Microbiology - correct answer deals with living things too small to be seen without a microscope Microorganisms - correct answer single cells or clumps of cells Virus - correct answer "Viral agents" Not a cell -- live inside a euk/pro cell (no metabolism outside cell) Eukaryotic Cell Size Comparison - correct answer Euk Cell --> Bacteria --> Virus Anton van Leeuwhoek - correct answer invented the microscope -- first ...

OPENSTAX MICROBIOLOGY TEST BANK OpenStax Microbiology THIS TEST BANK COVERS ALL CHAPTERS 1-26 OF THE BOOK 1 An Invisible World 1.1 What Our Ancestors Knew 1.2 A Systematic Approach 1.3 Types of Microorganisms 2 How We See the Invisible World 2.1 The Properties of Light 2.2 Peering Into the Invisible World 2.3 Instruments of Microscopy 2.4 Staining Microscopic Specimens 3 The Cell 3.1 Spontaneous Generation 3.2 Foundations of Modern Cell Theory 3.3 Unique Characteristics of Prokaryotic Cells 3.4 ...

Midterm Exam: NR 568/ NR568 (Latest 2024/ 2025 Update) Advanced Pharmacology for the AGPCNP Complete Guide (Weeks 1-4) Questions and Verified Answers -100% Correct- Grade A- Chamberlain Q: Penicillins-Examples 1. Narrow-spectrum PCNs (penicillinase sensitive) 2. Narrow-spectrum penicillins: (penicillinase-resistant) 3. Broad-spectrum penicillins (aminopenicillins) 4. Extended-Spectrum Penicillins (Antipseudomonal Penicillins) Answer: 1. Penicillin G, Penicillin V 2. Nafcillin, Oxacil...

BSN HESI 315 Pharmacology Practice Exam V1 (Latest 2024/ 2025 Update) Questions and Verified Answers|100% Correct| Grade A- Nightingale Q: A client with heart failure (HF) develops hyperaldosteronism and spironolactone is prescribed. Which instruction should the nurse include in this client's plan of care? A Replace salt with a salt substitute. B Monitor skin for excessive bruising. C Cover your skin before going outside. D Limit intake of high-potassium foods. Answer: Limit in...