Microbiology with Diseases by Body System (5th Edition)
5th Edition
ISBN: 9780134477206
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
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Textbook Question
Chapter 26, Problem 6MC
Nitrification converts _____.
a. organic nitrogen to NH3
b. NH3 to NH4+
C. NH4+ or NH3 to NO3–
d. NO3– to N2
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Students have asked these similar questions
Nitrogen fixation is the conversion of
Select one:
a.
N2 to NH3
b.
N2 to urea
C.
N2 to N
d.
N2 to NO3
All of the following are cofactors of SOD (superoxide dismutase) EXCEPT?
A. Zinc
B. Maganese
C. Calcium
D. Copper
4. Most human pathogens are ______ with regard to temperature range of tolerance for optimum growth. *
A. thermophiles
B. mesophiles
C. psychrophiles
D. xerophiles
5. Which adaptations are developed by thermophiles to withstand extremely high temperature? Check all that apply. *
( ) high proportion of unsaturated fatty acids in the cell membrane
( ) high cytosine-guanine nitrogenous bases
( ) more saturated fatty acids in cytoplasmic membrane
( ) heat-stable enzymes
6. Which microbial group has relatively low moisture requirement for cell metabolism and growth? *
A. actinomycetes
B. fungi
C. bacteria
D. protozoa
7. How much oxygen gas (O2) must be present in a microenvironment for the microaerophilic microorganisms to grow at optimum? *
A. 21% oxygen gas (1 atmosphere)
B. completely absent
C. minimal amount
D. abundance or absence of O2 does not matter
8. Which microbial group can't survive in the presence of oxygen gas (O2)? *
A. obligate aerobes
B. facultative…
Chapter 26 Solutions
Microbiology with Diseases by Body System (5th Edition)
Ch. 26 - A blogger stated that germs (microorganisms) are...Ch. 26 - Compare human, animal, and plant pathogens that...Ch. 26 - Bioterrorism in the Mail? Of course, John had had...Ch. 26 - A microbiome is composed of _____. a. single, pure...Ch. 26 - Prob. 2MCCh. 26 - In the environment, nutrients are generally _____....Ch. 26 - Prob. 4MCCh. 26 - Prob. 5MCCh. 26 - Nitrification converts _____. a. organic nitrogen...Ch. 26 - Prob. 7MC
Ch. 26 - Which of the following diseases is not caused by...Ch. 26 - Of the following characteristics, which would...Ch. 26 - Anammox reactions are ____. a. anaerobic and pan...Ch. 26 - Modified True/False 1. _____ Biofilms of...Ch. 26 - Prob. 2MTFCh. 26 - Modified True/False 3. __________ Aquatic...Ch. 26 - Prob. 4MTFCh. 26 - Prob. 5MTFCh. 26 - Fill in the Blanks 1. Leaching of compounds from...Ch. 26 - Prob. 2FIBCh. 26 - Prob. 3FIBCh. 26 - Prob. 4FIBCh. 26 - Prob. 5FIBCh. 26 - Prob. 1VICh. 26 - Prob. 2VICh. 26 - Prob. 1CTCh. 26 - Microbes are found mostly in topsoil, but some are...Ch. 26 - Prob. 3CTCh. 26 - Prob. 4CTCh. 26 - Prob. 5CTCh. 26 - Using the following terms, fill in the following...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- 4/variants/410004/take/12/ MULTIPLE CHOICE Question 18 Why are bacteria essential to the nitrogen cycle? Bacteria break down rocks to release nitrogen into the soil. B. Bacteria convert nitrogen gas into a form that living things can use. C. Bacteria attract animals to the plants they eat for food. D. Bacteria kill off weak plants by giving them diseases. MULTIPLE CHOICE Question 19 The diagram below depicts the phosphorus cycle. Which of the processes from the dia- gram releases phosphorus for living things to use? edarrow_forwardMethanogens are classified as ____. a. chemoautotrophs b. photoautotrophs c. photoheterotrophs d. chemoheterotrophs e. chemotrophsarrow_forwardExplain the consequences to the nitrogen gas in the atmosphere if all the nitrogen- fixation prokrayotes would die suddenly.arrow_forward
- Potato Dextrose agar (PDA), used for the enumeration of molds and yeasts, is selective because it: O A. None of the answers are correct O B. Contains lithium chloride O C. All of the answers are correct O D. Contains potato infusion and dextrose E. Has a pH that was lowered to pH 3.00 by the addition of concentrated HCIarrow_forwarde novo synthesis of building blocks always requires Group of answer choices A and B A. precursor metabolites C. nitrogen assimilation A and C B. CO2 fixationarrow_forwardacid rain appear nutrient deficient. How čân you explain this 3. Your instructor challenges you to design an experiment to test the mutualistic relationship between Rhizobium and its legume pea- plant partner. He provides you with radioisotopes of N2 and CO2 gases. What experiment can your group design that would show the relationship between the pea-plant host and the bacterium partner is mutualistic? Search entries or author Unreadarrow_forward
- The image here shows the growth rate for Chlamydomonas as a function of temperature. Which of the following reasons could explain why Chlamydomonas can't grow at 40°C? 10 15 20 25 30 35 40 Growth Temperature (*C) A. The rate of molecular motion is too high at 40°C to sustain life. B. The turnover time of rubisco is too fast. O C. The glycolysis enzyme hexokinase loses its tertiary structure. D. The desaturase enzyme DesA, is not expressed. Reset Selection Growth Rate (divisions/day)arrow_forwardWhat is the proper term for an organism whose optimum growth range is between 20 and 50C but can grow well at refrigerator temperatures? a. psychrophile b. psychrotroph c. hypophiles d. psychrobotarrow_forwardFigure 22.19 Which of the following statements about the nitrogen cycle is false? Nitrogen fixing bacteria exist on the root nodules of legumes and in the soil. Denitrifying bacteria convert nitrates (NO3 ) into nitrogen gas (N2). Ammonification is the process by which ammonium ion (NH4+) is released from decomposing organic compounds. Nitrification is the process by which nitrites (NO2-) are converted to ammonium ion (NH4+).arrow_forward
- 5. Soil X’s pH is measured before and after urea application, it has been noted that after the application of urea, pH decrease, which of the following processes is most likely responsible for the decrease in soil pH? A. Nitrogen fixation B. Annamox C. Nitrification D. Denitrificationarrow_forwardChemoautotrophs can survive on ____________ alone.a. minerals b. CO2 c. minerals and CO2 d. methanearrow_forward... Bacteria that grew in the bottom of nutrient broth tube is: a. Anaerobic A b. Flocculent c. Pellicle d. Sediment Reply...arrow_forward
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