Optimum temperature - Study guides, Class notes & Summaries

BI 234 CH. 7 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED LATEST UPDATE Listeria monocytogenes can grow slowly in your fridge, w/ optimum temp range 30 to 37degrees C, what is it? Psychrotroph Psychrotrophs are cold-tolerant organisms that can grow at about 0-30°C. These organisms are commonly associated with foodborne illness because they grow at room temperature as well as in refrigerated and frozen foods. Listeria monocytogenes readily grow in refrigerated foods and can...

1. According to AABB Standards, which of the following allogenic donors may be accepted as a blood donor?: Spontaneous abortion at 2 months of pregnancy, 3 months ago. 2. Which of the following is the correct storage temperature for the component listed?: Fresh Frozen Plasma (FFP), -20 degrees Celsius. 3. Anti-C, Anti-D, Anti-E, Anti-c, anti-e are all positive. Which of the following is a possible genotype for an individual whose red cells gives the reaction above?: R1R2. 4. Which of the foll...

Energy is defined as a. heat b. the capacity to do work c. change d. movement b. the capacity to do work Enzymes work most effectively at a. their optimum pH and temperature conditions b. all pH and temperature conditions c. only one temperature and a specific pH a. their optimum pH and temperature conditions A series of sequential chemical reactions which are maintained in the cell are called a. chemical reactions b. biochemical pathways c. energy steps d. second messenger cascades b. biochem...

What term describes the morphology of organisms that vary in shape and size? Pleomorphic i.e. coccobacilli What term describes the morphology of organisms that vary in shape and size? Pleomorphic i.e. coccobacilli Bacteriology arrangements: -pairs (diplococci "N. Gon"; diplobacilli -chains (streptococci, streptobacilli) -grape like clusters (staphylococci) -group of four-tetrads (peptococcus) -packets of eight-cuboidal (sarcina) -palisades (corneybacterium) B...

Microbial Growth - Increase in number of cells, not cell size - There are Populations and Colonies What are the 2 requirements for growth? 1. Physical requirements 2. Chemical requirements What are the physical requirements for growth? Temperature pH Osmotic pressure What are the chemical requirements for growth? Carbon Nitrogen, sulfur, and phosphorous Trace elements Oxygen Organic growth factor How does temperature affect growth? - Every bacteria has an optimal growth temperature - Tempera...

What process causes a plant to fix nitrogen? - ANS Rhizobium bacteria infects plant root and forms nodule Legumes and Rhizobium bacteria have what kind of relationship? - ANS Symbiotic How much nitrogen does alfalfa fix? - ANS 250 How much nitrogen does sweet clover fix? - ANS 170 How much nitrogen does red clover fix? - ANS 150 How much nitrogen does soybean fix? - ANS 100 How much nitrogen does hairy vetch fix? - ANS 70 How much nitrogen do field peas ...

Bio 151 Animal Physiology Question and answer 2023To achieve optimum effectiveness in promoting exchange or movement of fluids or molecules from one body compartment or system to another, such as from the lumen of the gastro-intestinal tract to the extra-cellular fluid surrounding the baso-lateral membrane of enterocytes, evolution has favored development of a gastro-intestinal tract with _____. A. more branching or folds, and finger-like projections on apical cell membranes B. increased thic...

AQA A LEVEL RESPIRATION EXAM QUESTIONS WITH ANSWERS VERIFIED. Suggest the advantages of the change in blood flow in blood vessels during exercise. [3 marks] -more blood flow to muscles during exercise -supplying more glucose and oxygen/ removing carbon dioxide/ lactic acid/ heat -for high rate of respiration/ to meet increased demand for energy Explain how microorganisms contributed to the increase in temperature during processing of organic waste. [2 marks] respiration produces heat ex...

UT Tyler - Exam 1 Study - NURS 3603 - Chs 27, 28, 29, 45, 46, 47, 48 Questions & Answers What are the basic physiological needs of clients in nursing? (SATA) A) Sufficient Oxygen B) Nutrition C) Optimum Temperature D) Clothing E) Emotional Support - Correct Answer->A,B,C - p.374 Sufficient oxygen, nutrition, optimum temp - all influence a person's safety _____ is "any microorganism capable of producing an illness". A) Bacteria B) Virus C) Pathogen D) Parasite E) Antibody - Co...

T/F: In Texas, any person who is trained as a landscape architect can provide services to the public for the design of irrigation systems? - ANSWERFalse Which of the following type of irrigation head is the most optimum selection to be used for sports turf areas? - ANSWERPop-up Rotary Gear Driven Which of the following type of irrigation head would require the most pressure to operate at optimum efficiency? - ANSWERPop-up rotary Impact Driven T/F: Irrigation nozzle coverage distribution is le...