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Test Bank For Brock Biology of Microorganisms 16th Edition (Complete, Verified Answers)

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Test Bank For Brock Biology of Microorganisms 16th Edition (Complete, Verified Answers)

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choose a dignified death through euthanasia or assisted suicide, others believe that these practices
undermine the sanctity of life. Legal systems across the world differ on the matter, with some countries or
states permitting euthanasia, while others forbid it entirely.#### 2.3 **Confidentiality and
Privacy**Medical professionals are ethically and legally bound to maintain patient confidentiality. The
principle of confidentiality is critical for building trust between patients and healthcare providers.
However, breaches in confidentiality can occur when healthcare providers are forced to share patient
information due to legal requirements, such as in cases of child abuse or public health emergencies. The
balance between maintaining confidentiality and ensuring public safety often creates a complex ethical
and legal dilemma.### 3. **Ethical Issues in Business**In the world of business, ethical and legal issues
are common and wide-ranging. Companies are often faced with difficult decisions about how to balance
profit motives with moral responsibility. These ethical issues often extend into areas

Test Bank For
Brock Biology of Microorganisms 16th Edition By Michael Madigan, Kelly Bender, Daniel Buckley,
David Stahl
Chapter1- 6 Answer are at the end of each Chapter

Chapter 1
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the
question.
1) The production of human proteins (e.g., insulin) by genetically engineered microorganisms is 1)
an example of , a subdiscipline of microbiology.
A) biotechnology B) applied microbiology
C) industrial microbiology D) molecular microbiology

2) Which of the following statements is correct? 2)
A) Microorganisms represent a much smaller amount of Earth's biomass than plants.
B) Microorganisms are significant in number, but not in overall biomass.
C) Microorganisms represent a much smaller amount of Earth's biomass than animals.
D) Microorganisms are significant contributors to the total biomass on Earth.

3) Which of the following types of microscopy could be used to visualize the layers of the cell 3)
membrane and the cell wall?
A) Phase-contrast microscopy B) Bright-field microscopy
C) Transmission electron microscopy D) Confocal microscopy

4) Robert Koch contributed to the field of microbiology by being the first person to 4)
A) use agar as a solidifying agent in growth media only.
B) develop the tuberculin test only.
C) formulate four postulates for definitively linking a specific microorganism to a specific
disease only.
D) develop the tuberculin test, formulate four postulates for definitively linking a specific
microorganism to a specific disease, and use agar as a solidifying agent in growth media.

5) Microorganisms play key roles in the cycling of important nutrients in plant nutrition, 5)
particularly those of
A) sulfur only. B) carbon only.
C) nitrogen only. D) carbon, nitrogen, and sulfur.

6) The first documented description of a microorganism was of a by . 6)
A) yeast / Martinus Beijerinck B) fungus / Robert Koch
C) bacterium / Ferdinand Cohn D) mold / Robert Hooke

7) In what/which domain(s) of life is/are microorganisms represented? 7)
A) Archaea B) Eukarya
C) Archaea, Bacteria, and Eukarya D) Bacteria

,
, 8) When medical devices are left in the body, bacteria may grow on them as , which 8)
makes them especially resistant to treatment.
A) communities B) biofilms C) populations D) liquids
B) produced by microbial fermentation of glucose from cellulose or
cornstarch is becoming a more important component of biofuels in the United States,
and specialized
are needed to make this a commercially available product.
C) Biodiesel / biotechnologists B) Ethanol / industrial microbiologists
C) Ethanol / biotechnologists D) Biodiesel / industrial microbiologists

9) Why is ribosomal RNA especially useful for the study of phylogenetic relationships? 10)
A) It is highly conserved.
B) It is highly variable.
C) It is extremely short.
D) It is only found in some species, helping them to distinguish from others.

10) The discovery of antibiotics and other important chemicals led to the field of 11)
A) agricultural microbiology. B) industrial microbiology.
C) marine microbiology. D) aquatic microbiology.
choose a dignified death through euthanasia or assisted suicide, others believe that these practices
undermine the sanctity of life. Legal systems across the world differ on the matter, with some countries
or states permitting euthanasia, while others forbid it entirely.#### 2.3 **Confidentiality and
Privacy**Medical professionals are ethically and legally bound to maintain patient confidentiality. The
principle of confidentiality is critical for building trust between patients and healthcare providers.
However, breaches in confidentiality can occur when healthcare providers are forced to share patient
information due to legal requirements, such as in cases of child abuse or public health emergencies. The
balance between maintaining confidentiality and ensuring public safety often creates a complex ethical
and legal dilemma.### 3. **Ethical Issues in Business**In the world of business, ethical and legal issues
are common and wide-ranging. Companies are often faced with difficult decisions about how to balance
profit motives with moral responsibility. These ethical issues often extend into areas
11) Which of the following is/are characteristic of all cellular organisms? 12)
A) Communication, evolution, and B) Evolution
motility
C) Communication D) Motility

12) Deduce why viruses are excluded from the ribosomal RNA-based tree of life. 13)
A) Their genetic elements cannot be sequenced.
B) They lack ribosomal RNA (rRNA).
C) Some viruses contain multiple strands of RNA.
D) They can infect other organisms, which complicates the genetic comparisons.

13) Electron microscopy has greater than light microscopy, because the wavelength of 14)
visible light is much larger than the wavelength of electrons.
A) magnification B) contrast C) penetration D) resolution

, 14) Biological catalysts involved in the acceleration of the rate of chemical reactions are called 15)
A) evolutionary molecules. B) enzymes.
C) growth agents. D) catalytic converters.

15) Bacillus anthracis deficient in its ability to differentiate would not be able to 16)
A) create vesicles.
B) grow without additional supplemented nutrients.
C) chemotax toward growth substrates.
D) form spores.

16) Martinus Beijerinck was the first to isolate 17)
A) certain nitrogen-fixing root nodule bacteria.
B) green algae.
C) certain sulfate-reducing bacteria.
D) green algae, certain nitrogen-fixing root nodule bacteria, and certain sulfate-reducing
bacteria.
choose a dignified death through euthanasia or assisted suicide, others believe that these practices
undermine the sanctity of life. Legal systems across the world differ on the matter, with some countries
or states permitting euthanasia, while others forbid it entirely.#### 2.3 **Confidentiality and
Privacy**Medical professionals are ethically and legally bound to maintain patient confidentiality. The
principle of confidentiality is critical for building trust between patients and healthcare providers.
However, breaches in confidentiality can occur when healthcare providers are forced to share patient
information due to legal requirements, such as in cases of child abuse or public health emergencies. The
balance between maintaining confidentiality and ensuring public safety often creates a complex ethical
and legal dilemma.### 3. **Ethical Issues in Business**In the world of business, ethical and legal issues
are common and wide-ranging. Companies are often faced with difficult decisions about how to balance
profit motives with moral responsibility. These ethical issues often extend into areas
17) Microbes playing a role in nitrogen fixation in plants live in , while those playing a role in the digestive
tract of certain herbivores live in .
A) nodules / rumens B) nodules / fortrans
C) fortrans / rumens D) rumens / nodules

18) Microbial cells first evolved on Earth approximately billion years ago. 19)
A) 1.6 to 1.8 B) 5.4 to 5.6 C) 3.8 to 4.3 D) 7.0 to 7.2

19) What field focuses specifically on the use of microbes to make products, such as antibiotics, on 20)
a large scale?
A) Biotechnology B) Industrial ecology
C) Microbial ecology D) Medical microbiology

20) Which of the following is NOT an accomplishment of Louis Pasteur? 21)
A) Developed heat sterilization techniques that involved the creation of a specialized
swan-necked flask
B) Developed the first rabies vaccine and treated thousands of individuals
C) Developed enrichment culture techniques
D) Determined that the alcohol-making process was mediated by microbial fermentation
and thus refuted the theory of spontaneous generation

21) was the first to describe microorganisms, while was the first person to see C)
bacteria. sp
A) Antoni van Leeuwenhoek / Robert Koch her
ical
B) Robert Hooke / Antoni van Leeuwenhoek
/
C) Antoni van Leeuwenhoek / Robert Hook rod
D) Robert Koch / Antoni van Leeuwenhoek sha
pe
22) An organism of the genus Staphylococcus is , while an organism of the genus d
Spirochaeta is .
A) spherical / coiled B) coiled / spherical
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