Mesophiles Study guides, Class notes & Summaries

Elements that are required in relatively large amounts by microorganisms are called... A.multivitamins B. meganurtients C. macronutrients D. macromolecules - ANSWER-C. macronutrients When a microorganism is placed in a(n) ________ solution, water will eneter into the cell and cause it to burst unless something is done to prevent it. A. hypotonic B. isotonic C. hypertonic D. osomotic - ANSWER-A. hypotonic If cells are grown in media containing amino acids labeled with radioactive ni...

There are ___ principles of HACCP A) 5 B) 4 C) 7 D) no principles just rules - ANSWER C Critical Control Points (CCPs) are steps in a production process in which loss of control may result in an unacceptable health risk True or False - ANSWER True Which of the following are considered pre-requisite program A) GMP B) SSOP C) Pest Control Program D) All of the above - ANSWER D A bacteria that can cause human illness is called A) Pathogen B) Parasite C) Coliform D) Meso...

REHS - microbiologyAcid Fast stain is for what type of bacteria - correct answer Mycobacterium (tuberculosis and leprosy) What type of bacteria forms spores? - correct answer gram +, bacillus and clostridium obligate aerobes - correct answer organism that requires a constant supply of oxygen in order to live obligate anaerobes - correct answer poisoned by oxygen facultative anaerobes - correct answer prefer oxygen, but can survive without it Psychrophiles - correct answer -2...

What do all cells have in common? - DNA, RNA, Proteins & Enzymes, Cell Membrane, ATP (energy) What do eukaryotes have that prokaryotes don't? - nucleus, organelles, RNA processing what bacteria grows best below 20 degrees? - psychrophiles what bacteria grows best between 20-50 degrees? - mesophiles what bacteria grows best over 50 degrees? - thermophiles and hyperthermophiles what is an example of an acidophile? - helicobacter pylori: causes peptic ulcers, and if left untreated, gastric ...

automated supply replenishment systems: - ANSWER are computarized automatic endoscope reprocessors are not recommended for flexible endoscopes - ANSWER true automatic washers clean using a spray force action called: - ANSWER impingement bacteria that require free oxygen are called BLANK bacteria - ANSWER aerobic before an item can be placed in a liquid chemical sterile processing system they must be: - ANSWER cleaned behavior relating to what is right and wrong relative to the sta...

thermal disinfection correct answers What type of disinfection uses heat to kill all microorganisms with the exception of spores? Antiseptic correct answers What type of solution inhibits the growth of bacteria and is typically used topically only on animate objects? Mesophiles correct answers ____________ are often pathogenic to humans because they grow best at body temperature. Brushing should be done under water correct answers What technique should be used for brushing instruments? ...

CRCST Assessment Test Questions and Answers Body Balance is regulated by fluid in - Answer-the inner ear in a sterilization load containing two small bins The Chemical indicators will be position - Answer-on the top of the basins water busty degassed each time the ultrasonic cleaners tank is changed because - Answer-excess bubbles from filling reduce the energy of the cavitation process the term superheated steam means - Answer-dry Steam pre cleaning, leak testing, cleaning, high-...

BIO250 LAB 6 Microbial Ecology | Questions With 100% Correct Answers | Latest Update Graded A+. Which condition produced the least amount of mold growth? Question 3 Correct Mark 4.80 out of 4.80 Flag question Question 4 Correct Mark 4.80 out of 4.80 Flag question Select one: a. Dark- Vinegar b. Bright- Vinegar c. Dark- Sugar d. Bright- Sugar The correct answer is: Dark- Vinegar Bacteria capable of growing at below-freezing temperatures are known as Select one: a. psychotro...

Microbiology UTA 2460 - Lab Practical 2 Questions with Verified Answers What is the role of resazurin in fluid thioglycolate medium... Resazurin indicates the presence of oxygen in the media A bacterial isolate is subcultured to two blood agar plates, one of which is incubated in an anaerobe jar, and the other is incubated on a shelf in the incubator. After incubation, growth is observed on the plate from the anaerobe jar, but there is not growth on the plate incubated on the incubato...

OpenStax Microbiology Test Bank Chapter 9: Microbial Growth * = Correct answer Multiple Choice 1. Bacteria most commonly reproduce using which of the following methods? A. binary fission* B. budding C. meiosis D. mitosis 2. Which structure separates new daughter cells in binary fission? A. the crescent B. the division septum* C. the FtsZ D. the spindle apparatus 3. Which of the following is another term for generation time? A. doubling time* B. growth rate C. mitotic index ...