Microbiology 020 - General Microbiology » Fall 2021 » Eukaryotes
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Question #1
What type of endoplasmic reticulum is involved in protein synthesis?
A.
Smooth ER
B.
Rough ER
Question #2
What macromolecule never leaves the nucleus?
A.
mRNA
B.
DNA
C.
rRNA
Question #3
What transports proteins between the ER and the Golgi apparatus?
A.
Transitional vesicles
B.
Secretory vesicles
C.
Condensing vesicles
D.
Lysosomes
Question #4
What is exocytosis?
A.
The engulfment of large particles into the cell
B.
The lysis of the cell to release large particles
C.
The movement of large particles directly through the phospholipid bilayer
D.
The release of large particles to the outside of the cell
Question #5
What cellular structure is directly involved in converting the "message" found in a nucleic acid into a specific sequence of amino acids to make a protein?
A.
Ribosome
B.
Golgi apparatus
C.
Smooth ER
Question #6
The Golgi apparatus ________.
A.
receives vesicles from the mitochondria
B.
modifies proteins
C.
packages products into transitional vesicles
D.
synthesizes proteins and sterols
Question #7
Which of these organisms has the best potential to survive in extreme environments?
A.
Helminth
B.
Yeast
C.
Trophozoite form of protozoaIncorrect
D.
Fungi
Question #8
Which of the following is not useful to determine whether a clinical isolate is a bacterium, fungus, or protozoan?
A.
Whether it has a cell wall
B.
Its size under a light microscope
C.
All of the choices are correct.
D.
Whether it can form protective structures under stress
Question #9
Match the name of the eukaryotic organism with its description: Yeast
A.
Unicellular, cell walls of chitin
B.
Multicellular, cell walls of chitin, absorb nutrients, produce hyphae
C.
Unicellular, heterotrophic protists
Question #10
Match the name of the eukaryotic organism with its description: Protozoa
A.
Unicellular, heterotrophic protists
B.
Unicellular or mufticellular photosynthetic protists
C.
Multicellular animals
Question #11
Match the name of the eukaryotic organism with its description: Filamentous funji
A.
Unicellular or mufticellular photosynthetic protists
B.
Multicellular animals
C.
Multicellular, cell walls of chitin, absorb nutrients, produce hyphae
Question #12
Match the name of the eukaryotic organism with its description: Algae
A.
Unicellular, cell walls of chitin
B.
Unicellular, heterotrophic protists
C.
Unicellular or mufticellular photosynthetic protists
Question #13
Match the name of the eukaryotic organism with its description: Helminth
A.
Multicellular animals
B.
Unicellular or mufticellular photosynthetic protists
C.
Unicellular, cell walls of chitin
Question #14
Match the nuclear component to its description : Nuclear envelope
A.
Dense granular mass made of RNA. which is the site of ribosomal RNA synthesis and ribosomal subunit assembly
B.
Composed of DNA, genetic information of the cell
C.
Double membrane with pores
Question #15
Match the nuclear component to its description : Nucleolus
A.
Double membrane with pores
B.
Dense granular mass made of RNA. which is the site of ribosomal RNA synthesis and ribosomal subunit assembly
C.
Composed of DNA, genetic information of the cell
Question #16
Match the nuclear component to its description : Chromosomes
A.
Double membrane with pores
B.
Dense granular mass made of RNA. which is the site of ribosomal RNA synthesis and ribosomal subunit assembly
C.
Composed of DNA, genetic information of the cell
Question #17
Match the cytoskeletal fiber with its description : Microtubule
A.
Long, thin, 7 nm in diameter, concentrated just inside the cytoplasmic membrane
B.
Long, hollow tubes that maintain cell shape and help transport items within the cell
C.
Ropelike structures, 10 nm in diameter, provide structural reinforcement
Question #18
Match the cytoskeletal fiber with its description : Actin filament
A.
Long, thin, 7 nm in diameter, concentrated just inside the cytoplasmic membrane
B.
Ropelike structures, 10 nm in diameter, provide structural reinforcement
C.
Long, hollow tubes that maintain cell shape and help transport items within the cell
Question #19
Match the cytoskeletal fiber with its description : Intermediate filament
A.
Ropelike structures, 10 nm in diameter, provide structural reinforcement
B.
Long, thin, 7 nm in diameter, concentrated just inside the cytoplasmic membrane
C.
Long, hollow tubes that maintain cell shape and help transport items within the cell
Question #20
Match the fungal structure with its description : Hyphae
A.
Reproductive spores produced within saclike structures
B.
Free spores not enclosed within a spore-bearing sac
C.
Long threadlike cells
Question #21
Match the fungal structure with its description : Yeast
A.
Oval cells that reproduce by budding
B.
Woven, intertwining mass of hyphae
C.
Long threadlike cells
Question #22
Match the fungal structure with its description : Sporangiospores
A.
Free spores not enclosed within a spore-bearing sac
B.
Reproductive spores produced within saclike structures
C.
Long threadlike cells
Question #23
Match the fungal structure with its description : Mycelium
A.
Woven, intertwining mass of hyphae
B.
Long threadlike cells
C.
Oval cells that reproduce by budding
Question #24
Match the fungal structure with its description : Conidia
A.
Oval cells that reproduce by budding
B.
Long threadlike cells
C.
Free spores not enclosed within a spore-bearing sac
Question #25
Produced by the mitotic division of a single parent cell
A.
Sexual spores
B.
Asexual spores
Question #26
Produced by the union of genetic material from two different strains
A.
Asexual spores
B.
Sexual spores
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