MIC205A- Exam UPDATED QUESTIONS
AND CORRECT ANSWERS
Unlike the term microorganism, the term microbe also includes - CORRECT ANSWER viruses
Unlike newspapers or blog articles, communications about scientific discoveries in respected
scientific journals include - CORRECT ANSWER a pre-publication review process;
information about the methods used in the experiment
Organisms that populate the human body and protect it from disease are called - CORRECT
ANSWER normal flora
In the name E. coli K12, the part after the species is the ________________ designation - CORRECT
ANSWER strain
Characteristics of Archaea that are similar to bacteria include - CORRECT ANSWER energy
sources used, multiplication method, prokaryotic cell structure; shapes
What disease killed one-third of the population of Europe in the 14th century - CORRECT ANSWER
Bubonic Plague
What is a viroid - CORRECT ANSWER a single short piece of RNA that can infect plants
What are the microscopic filaments of molds - CORRECT ANSWER hyphae
What is an example of a single celled fungus - CORRECT ANSWER yeast
What type of diseases are due to organisms "jumping" from a natural animal host to using humans as
a host - CORRECT ANSWER emerging
A bacterium that has a cylindrical shape is called - CORRECT ANSWER rod or bacillus
, A bacterium that has a spherical shape is called - CORRECT ANSWER coccus
The cell wall is apart of a bacterium's - CORRECT ANSWER cell envelope
Unlike a stained specimen, living moving organisms can be observed using a ________________ -
CORRECT ANSWER wet mount
Modern day bacterial endosymbionts in eukaryotes have similarities to ______________________ -
CORRECT ANSWER chloroplasts and mitochondria
The two most common examples of endospore forming genera are - CORRECT ANSWER
Clostridium and Bacillus
Immersion oil must be used for viewing a specimen with which lens? - CORRECT ANSWER
100x
What is a vibrio - CORRECT ANSWER a short, curved rod
What is a spirillum - CORRECT ANSWER a curved rod long enough to form spirals
What is a spirochete - CORRECT ANSWER a long spiral-shpaed cell with a flexible cell wall
and a unique mechanism of motility
True or False: eukaryotic flagella and cilia are covered by extensions of the cytoplasmic membrane -
CORRECT ANSWER TRUE
What two macromolecules make up the major components of cell membranes - CORRECT ANSWER
lipids and proteins
What are the functions of proteins embedded in the cytoplasmic membrane - CORRECT ANSWER
1) allowing nutrients to enter and waste products to exit the cell
2) catalyzing chemical reactions that are essential to the cell
AND CORRECT ANSWERS
Unlike the term microorganism, the term microbe also includes - CORRECT ANSWER viruses
Unlike newspapers or blog articles, communications about scientific discoveries in respected
scientific journals include - CORRECT ANSWER a pre-publication review process;
information about the methods used in the experiment
Organisms that populate the human body and protect it from disease are called - CORRECT
ANSWER normal flora
In the name E. coli K12, the part after the species is the ________________ designation - CORRECT
ANSWER strain
Characteristics of Archaea that are similar to bacteria include - CORRECT ANSWER energy
sources used, multiplication method, prokaryotic cell structure; shapes
What disease killed one-third of the population of Europe in the 14th century - CORRECT ANSWER
Bubonic Plague
What is a viroid - CORRECT ANSWER a single short piece of RNA that can infect plants
What are the microscopic filaments of molds - CORRECT ANSWER hyphae
What is an example of a single celled fungus - CORRECT ANSWER yeast
What type of diseases are due to organisms "jumping" from a natural animal host to using humans as
a host - CORRECT ANSWER emerging
A bacterium that has a cylindrical shape is called - CORRECT ANSWER rod or bacillus
, A bacterium that has a spherical shape is called - CORRECT ANSWER coccus
The cell wall is apart of a bacterium's - CORRECT ANSWER cell envelope
Unlike a stained specimen, living moving organisms can be observed using a ________________ -
CORRECT ANSWER wet mount
Modern day bacterial endosymbionts in eukaryotes have similarities to ______________________ -
CORRECT ANSWER chloroplasts and mitochondria
The two most common examples of endospore forming genera are - CORRECT ANSWER
Clostridium and Bacillus
Immersion oil must be used for viewing a specimen with which lens? - CORRECT ANSWER
100x
What is a vibrio - CORRECT ANSWER a short, curved rod
What is a spirillum - CORRECT ANSWER a curved rod long enough to form spirals
What is a spirochete - CORRECT ANSWER a long spiral-shpaed cell with a flexible cell wall
and a unique mechanism of motility
True or False: eukaryotic flagella and cilia are covered by extensions of the cytoplasmic membrane -
CORRECT ANSWER TRUE
What two macromolecules make up the major components of cell membranes - CORRECT ANSWER
lipids and proteins
What are the functions of proteins embedded in the cytoplasmic membrane - CORRECT ANSWER
1) allowing nutrients to enter and waste products to exit the cell
2) catalyzing chemical reactions that are essential to the cell
