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Microbiology Fundamentals A Clinical Approach, 4th Edition (Cowan, 2022), | Verified Chapters 1 - 22 Updated, Complete Newest Version $17.99   Add to cart

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Microbiology Fundamentals A Clinical Approach, 4th Edition (Cowan, 2022), | Verified Chapters 1 - 22 Updated, Complete Newest Version

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Microbiology Fundamentals A Clinical Approach, 4th Edition (Cowan, 2022), | Verified Chapters 1 - 22 Updated, Complete Newest Version

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  • September 7, 2024
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TEST BANK For Microbiology Fundamentals A Clinical
Approach, 4th Edition (Cowan, 2022), | Verified Chapters 1 -
22 Updated, Complete Newest Version
The enzyme _____ converts hydrogen peroxide formed during aerobic respiration to
water and oxygen - ANSWER:catalase

which term describes chemical substances such as carbon, hydrogen, and oxygen
that are required in large quantities by cells? - ANSWER:macronutrient

a microbes nutritional type (e.g., chemoheterotroph) is determined by its sources of
____ and ____ - ANSWER:carbon
energy

put the stages of binary fission in the correct order - ANSWER:1. cell wall, membrane
, and overall volume are enlarged; chromosomes are duplicated
2. septum begins to form and chromosomes are pulled to opposite ends of the ell;
components are randomly divided
3. septum is completely formed and the cell membrane begins to patch itself
4. daughter cells are divided

most organisms are neutrophiles, growing in habitats between pH ____ - ANSWER:6
and 8

micronutrients (zinc, manganese) that are required by cells in small amounts are
termed ____ elements - ANSWER:trace

which two of the following statements regarding heterotrophs are true? -
ANSWER:large organic molecules (like starch, a polymer of glucose) must be digested
before absorption
monosaccharides are generally good carbon sources for heterotrophs

____ phase follows inoculation and is when the population appears not to be
growing - ANSWER:lag

which of the following would move across the cell membrane by facilitated
diffusion? - ANSWER:glucose

which two of the following are transport functions of the cell membrane? -
ANSWER:import nutrients
export waste materials

what word is used to describe organisms which do NOT use oxygen in their cellular
respiration pathways? - ANSWER:anaerobic

, a(n) ____ is a microorganism that thrives under high hydrostatic pressure -
ANSWER:barophile

a ____ curve is a graphical representation of the change in population size over time
- ANSWER:growth

choose the two molecules that require sulfur atoms - ANSWER:cysteine
vitamin B1

put the following phases in order for a normal bacterial growth curve - ANSWER:lag
exponential
stationary
death

which of the following organisms does not utilize oxygen regardless of availability -
ANSWER:aerotolerant anaerobe

the engulfment of large particles into vesicles within a cell is called ____ -
ANSWER:phagocytosis

which two of the following best describe saprobes - ANSWER:heterotrophs
chemotrophs

an autotrophic organism that utilizes light for energy and carbon dioxide primarily as
a carbon source is termed a ____ - ANSWER:photoautotroph

a tapeworm living in the intestinal tract of an animal and deriving its nutrients from
that host would best be described as having a ____ relationship with that host -
ANSWER:parasitic

because they are unable to grow outside of a living host, the leprosy bacillus and the
syphilis spirochete are examples of ____ parasites - ANSWER:obligate

assuming the concentration of a solution is homogeneous, the movement of
molecules following the properties of diffusion is ____ - ANSWER:random

indicate the direction of movement of the molecules in active transport -
ANSWER:from left to right

any microbe that uses photosynthesis to feed is specifically referred to as a(n) ____ -
ANSWER:photoautotroph

identify all of the general macronutrients found in a cell - ANSWER:carbon
hydrogen
oxygen

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