MICROBIOLOGY UTA 2460 CERTIFICATION
SCRIPT 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
• fine focusing knob.
Answer: used for small-scale movements, especially with 40 or 100
objective lenses.
• Which is incorrect about inducible operons....
Answer: have genes turned off by a buildup of end product
• transmission.
Answer: wave passes through object
• Give 3 examples of specimens examined by two-photon microscopes.
Answer: brain slices, embryos, organs
• focal point.
Answer: the image point when light entering the lens is parallel
• chemotaxis.
Answer: moving toward chemical signal
• Lazzaro Spallanzani.
Answer: replicated redi and needham's experiments, disproved of
spontaneous generation
• 6.5% NaCl broth favors the growth of Gram positive organisms, while
inhibiting the growth of Gram negative organisms, this media is....
Answer: selective
• John Snow (1848).
Answer: cholera outbreaks in London traced to sewage in drinking water
• hypertonic solution.
Answer: higher water concentration, water moves out (plasmolysis)
, • condenser lens.
Answer: located below the specimen, focuses light from the light source
onto the specimen
• rough er.
Answer: ribosomes are present & synthesizes proteins
• All of the following could find a location in or on body tissues suitable for
growth except....
Answer: psychrophiles
• white light.
Answer: the retina receives visible light of many different frequencies
• __ cause partial lysis of red blood cells, __ cause complete lysis of red blood
cells and __ do not lyse red blood cells....
Answer: alpha-hemolysins, beta-hemolysins, gamma-hemolysins
• If pathogen A is more resistant to an erythromycin disc on a Kirby-Bauer
plate compared to pathogen B, then pathogen A will have a __ zone of
inhibition compared to pathogen B....
Answer: smaller
• Aerobic respiration is an example of....
Answer: chemoheterotrophy
• Agar is a complex polysaccharide that comes from a....
Answer: red algae
• In general, most DNA viruses multiply in the host cell's __, while most
RNA viruses multiply in the host cell's __ ....
Answer: nucleus, cytoplasm
• An ideal antimicrobial therapeutic drug exhibits all of the following
characteristics except....
Answer: easily broken down by host
• Infectious naked strands of RNA that affect plants are called....
SCRIPT 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
• fine focusing knob.
Answer: used for small-scale movements, especially with 40 or 100
objective lenses.
• Which is incorrect about inducible operons....
Answer: have genes turned off by a buildup of end product
• transmission.
Answer: wave passes through object
• Give 3 examples of specimens examined by two-photon microscopes.
Answer: brain slices, embryos, organs
• focal point.
Answer: the image point when light entering the lens is parallel
• chemotaxis.
Answer: moving toward chemical signal
• Lazzaro Spallanzani.
Answer: replicated redi and needham's experiments, disproved of
spontaneous generation
• 6.5% NaCl broth favors the growth of Gram positive organisms, while
inhibiting the growth of Gram negative organisms, this media is....
Answer: selective
• John Snow (1848).
Answer: cholera outbreaks in London traced to sewage in drinking water
• hypertonic solution.
Answer: higher water concentration, water moves out (plasmolysis)
, • condenser lens.
Answer: located below the specimen, focuses light from the light source
onto the specimen
• rough er.
Answer: ribosomes are present & synthesizes proteins
• All of the following could find a location in or on body tissues suitable for
growth except....
Answer: psychrophiles
• white light.
Answer: the retina receives visible light of many different frequencies
• __ cause partial lysis of red blood cells, __ cause complete lysis of red blood
cells and __ do not lyse red blood cells....
Answer: alpha-hemolysins, beta-hemolysins, gamma-hemolysins
• If pathogen A is more resistant to an erythromycin disc on a Kirby-Bauer
plate compared to pathogen B, then pathogen A will have a __ zone of
inhibition compared to pathogen B....
Answer: smaller
• Aerobic respiration is an example of....
Answer: chemoheterotrophy
• Agar is a complex polysaccharide that comes from a....
Answer: red algae
• In general, most DNA viruses multiply in the host cell's __, while most
RNA viruses multiply in the host cell's __ ....
Answer: nucleus, cytoplasm
• An ideal antimicrobial therapeutic drug exhibits all of the following
characteristics except....
Answer: easily broken down by host
• Infectious naked strands of RNA that affect plants are called....
