BIOS 242 Week 3 Assignment; Concepts; Metabolism

$10.00

Contributor

Matthew Lillard

Category

Biosciences

Course

BIOS 242 Fundamentals Of Microbiology With Lab

Institute

Chamberlain

Pages

12

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Week 3 Concepts: Metabolism Factors affecting Microbial Growth Prepare: Factors Affecting Microbial Growth The phase of the bacterial growth curve in which the rate of multiplication equals the rate of cell death is the. death phase telophase stationary phase lag phase exponential phase An organism that grows in lower pH conditions is called a. neutrophile acidophile Halophile barophile Alkalinophile An organism that uses organic carbon for its carbon needs and sunlight for its energy needs would be called a . heterotroph photoautotroph chemoheterotroph photohetrotroph halotroph Self-Check: Growth Requirements in Microorganisms 1. 2. Place the images in order from top to bottom to show extracellular digestion in bacteria and fungi. 3. 4. Self-Check: Sources of Energy Which type of organism will acquire energy from light and acquire nutrients via catabolism of organic compounds. photoheterotroph chemoautotroph chemoheterotroph Photoautotroph Which type of organism will acquire energy and Carbon via catabolism of organic compounds. chemoheterotroph photoautotroph photoheterotroph chemoautotroph Self-Check: Identify the Organism Organisms that live on dead animals and plants and digest food by secreting enzymes are called. parasites autotrophs commensals saprobes Self-Check: Transport Processes Which type of solution will result in water entering the cell? hypertonic isotonic All of these are correct hypotonic Self-Check: Temperature Requirements Microorganisms that have a requirement for growth below 15°C are called. mesophile thermoduric psychrophiles psychrotrophs Self-Check: Patterns of Oxygen Utilization 0215492Which thioglycolate tube shows the growth of an obligate anaerobe. Tube 1 Tube 2 Tube 3 Tube 4 Self-Check: Population Growth 0214222Which phase of growth has limited nutrients and exponential death of cells? Lag phase Exponential growth phase Stationary phase Death phase Self-Check: Phases of Population Growth Match the following items to their corresponding description. Limiting factors intensify and cells begin to die at an exponential rate. Death ph

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