UTA Microbiology: Test 1 (Ch. 1-3) Exam Questions With Complete Solutions
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Course
Microbiology
Institution
Microbiology
What structure is present in most microbes conferring structural strength - CORRECT ANSWER Cell wall
In some microbes, synthesis of new substances or structures which modify the cell is a process known as - CORRECT ANSWER Differentiation
Giving and receiving chemical signals in some microbes ...
UTA Microbiology: Test 1 (Ch. 1-3) Exam
Questions With Complete Solutions
What structure is present in most microbes conferring structural strength - CORRECT
ANSWER Cell wall
In some microbes, synthesis of new substances or structures which modify the cell is a
process known as - CORRECT ANSWER Differentiation
Giving and receiving chemical signals in some microbes is known as what - CORRECT
ANSWER Communication
Genetic changes in a cell that are transferred to offspring is called - CORRECT
ANSWER Evolution
what three things are properties of ALL cells - CORRECT ANSWER
compartmentalization and metabolism, growth, evolution
what three things are properties of SOME cells - CORRECT ANSWER motility,
differentiation, communication
A type of protein which accelerates chemical reactions is called - CORRECT ANSWER
An Enzyme
transcription - CORRECT ANSWER DNA to RNA
translation - CORRECT ANSWER RNA to Proteins
The common ancestral cell from which all cells descended, including Bacteria, Archaea,
and Eukarya, is known as - CORRECT ANSWER LUCA (Last universal common
ancestor)
Microbes cleaning up pollutants is a process know as - CORRECT ANSWER
Bioremediation
Who was the first to describe micro organisms and illustrate the fruiting structures of
molds - CORRECT ANSWER Robert Hook
The first person to see and describe bacteria using a simple, homemade, microscope
was - CORRECT ANSWER Antoni van Leewenhoek
Who founded the field of bacterial classification and discovered endoscopes -
CORRECT ANSWER Ferdinand Cohn
, Who discovered that alcoholic fermentation was biologically mediated (originally thought
to be purely chemical), Disproved spontaneous generation, developed method for
controlling the growth of microorganisms (aseptic technique), Discovered
pasteurization, Developed vaccines for anthrax, cholera, and rabies - CORRECT
ANSWER Louis Pasteur
Who showed a link between microbes and infection, identified what causes anthrax and
tuberculosis, and discovered that solid media was a simple way of obtaining pure
cultures - CORRECT ANSWER Robert Koch
What field of Microbiology focuses on the nonmedical aspects (often in soil and water) -
CORRECT ANSWER Microbial diversity
Who developed the enrichment culture technique where microbes are isolated from
natural samples in a highly semective way by manipulating nutrients and conditions (ex:
nitrogen fixing bacteria) - CORRECT ANSWER Martinus Beijerinck
Who not only proposed the concept of chemolithotrophy, but also demonstrated that
specific bacteria are linked to specific biogeochemical transformations - CORRECT
ANSWER Sergei Winogradsky
This field of Microbiology is problem solving oriented and directly affects the quality of
human life in both detrimental and beneficial ways - CORRECT ANSWER Applied
microbiology
The science of the nomenclature and classification of microorganisms - CORRECT
ANSWER Microbiology systematics
The study of the nutritional requirements of microorganisms for metabolism and growth
Microbial physiology - CORRECT ANSWER Microbial physiology
The study of nucleic acids and proteins - CORRECT ANSWER Molecular biology
Study of heredity and variation in bacteria - CORRECT ANSWER Microbial genetics
microbial ecology - CORRECT ANSWER Study of microbial diversity and activity in
natural habitats (biogeochemistry)
Microscope used to examine cells at relatively low magnification - CORRECT ANSWER
Light microscope
electron microscope - CORRECT ANSWER used to look at cells and cell structures at
very high magnification
bright-field microscope - CORRECT ANSWER Specimens are visualized because of
slight differences in contrast (density) between them and their surrounding medium
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