Question 1

When a eukaryotic cell is not undergoing mitosis,the DNA and its associated proteins appear as a visible,thread-like mass called ______.

Accepted Answer

A)   nucleoplasm
B)   the nuclear envelope
C)   chromatin
D)   the nucleolus
E)   the nucleosome

Question 2

Larval development of helminths occurs in which host?

Accepted Answer

A)   Primary host
B)   Intermediate host
C)   Definitive host
D)   Transport host
E)   Larval development takes place in all hosts.

Question 3

When fungal buds remain attached in a row following cell division,the resulting chains of yeast cells are called ______.

Accepted Answer

A)   mycelia
B)   pseudohyphae
C)   molds
D)   dimorphic
E)   septa

Question 4

Eukaryotic mitochondria have their own 70S ribosomes and circular DNA.

Accepted Answer

A) True 
 B)False

Question 5

The cell walls of fungi and algae are chemically identical to the bacterial cell wall.

Accepted Answer

A) True 
 B)False

Question 6

Protozoa are classified into four groups based on ______.

Accepted Answer

A)   their pathogenicity
B)   how they move
C)   their required nutrients
D)   the resistance properties of their cysts

Question 7

Fungal asexual spores

Accepted Answer

A)   produce offspring with different combinations of genes from the parent.
B)   cannot be seen using a light microscope.
C)   are produced when nutrients are limiting.
D)   are the products of meiotic division by a single parent cell.
E)   are used to identify fungi.

Question 8

Which is not a characteristic of fungi?

Accepted Answer

A)   Heterotrophic nutrition
B)   Photosynthetic
C)   Include single-cell and filamentous forms
D)   Presence of cell walls

Question 9

All of the following are helminths except ______.

Accepted Answer

A)   tapeworms
B)   flukes
C)   trypanosomes
D)   roundworms
E)   pinworms

Question 10

The vesicle that originates from the Golgi apparatus and contains a variety of digestive enzymes is the ______.

Accepted Answer

A)   ribosome
B)   magnetosome
C)   centrosome
D)   lysosome
E)   inclusion

Question 11

In the life cycle of the pinworm Enterobius,a common pediatric infection,the child carries the adult worm in his/ her intestine.The adult worm releases eggs,which are transmitted out of the body in the feces.The child will scratch the itching anal region,picking up the worm eggs and re-inserting them into his/her mouth.For this helminth life cycle,the human is the ______ host.

Accepted Answer

A)   intermediate
B)   definitive
C)   primary
D)   intermediate and definitive

Question 12

Choose the correct order of the three main types of cytoskeletal elements in increasing order of size.

Accepted Answer

A)   Actin filaments, intermediate filaments, flagella
B)   Actin filaments, intermediate filaments, microtubules
C)   Microtubules, flagella, cilia
D)   Microtubules, intermediate filaments, actin filaments
E)   Microtubules, cilia, flagella

Question 13

Cilia are exhibited by certain ______.

Accepted Answer

A)   fungi
B)   protozoa
C)   algae
D)   viruses
E)   bacteria

Question 14

Protozoan cysts are

Accepted Answer

A)   analogous to bacterial endospores.
B)   part of all protozoan life cycles.
C)   the primary form of replication.
D)   necessary for transmission to a new host.
E)   are produced by binary fission.

Question 15

You are observing an organism under the microscope and you note that it has a cell wall,no chloroplasts,and a nucleus.Your prediction would be that this organism is a(n) ______.

Accepted Answer

A)   alga
B)   protozoan
C)   bacterium
D)   fungus
E)   virus

Question 16

Which of the following pairs is mismatched?

Accepted Answer

A)  Protozoa; unicellular
B)  Algae; multicellular
C)  Fungi; multicellular
D)  Protozoa; multicellular
E)  Helminths; multicellularF) Fungi; unicellular

Question 17

Which of the following organisms has a cell wall?

Accepted Answer

A)   Candida albicans
B)   Entamoeba histolytica
C)   Enterobius vermicularis
D)   Trypanosoma cruzi

Question 18

A protozoan cyst differs from a helminth egg in that

Accepted Answer

A)   a cyst is metabolically active, but an egg is not.
B)   cysts have a uniform structure, but eggs have a wide variety of morphologies.
C)   the cyst can germinate to form the organism but the egg must be fertilized.
D)   the chromosome is free in the cytoplasm of a cyst, but enclosed in a nucleus in an egg.

Question 19

In eukaryotic cells,ribosomes have two locations.They are scattered in the ______ and on the surface of ______.

Accepted Answer

A)   nucleus; endoplasmic reticulum
B)   nucleus; Golgi apparatus
C)   cytoplasm; Golgi apparatus
D)   cytoplasm; endoplasmic reticulum

Question 20

There are nine peripheral pairs and one central pair of _____ found inside eukaryotic flagella and cilia.

Accepted Answer

A)   microtubules
B)   active proteins
C)   cilia
D)   endoflagella
E)   filaments

Exam 5: Eukaryotic Cells and Microorganisms

A protozoan cyst differs from a helminth egg in that

Correct Answer
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Protozoan cysts are

Correct Answer
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Which is not a characteristic of fungi?

Correct Answer
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The vesicle that originates from the Golgi apparatus and contains a variety of digestive enzymes is the ______.

Correct Answer
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Which of the following organisms has a cell wall?

Correct Answer
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Which of the following pairs is mismatched?

Correct Answer
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All of the following are helminths except ______.

Correct Answer
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When a eukaryotic cell is not undergoing mitosis,the DNA and its associated proteins appear as a visible,thread-like mass called ______.

Correct Answer
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Cilia are exhibited by certain ______.

Correct Answer
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You are observing an organism under the microscope and you note that it has a cell wall,no chloroplasts,and a nucleus.Your prediction would be that this organism is a(n) ______.

Correct Answer
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When fungal buds remain attached in a row following cell division,the resulting chains of yeast cells are called ______.

Correct Answer
verified

Protozoa are classified into four groups based on ______.

Correct Answer
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Larval development of helminths occurs in which host?

Correct Answer
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The cell walls of fungi and algae are chemically identical to the bacterial cell wall.

Correct Answer
verified

In eukaryotic cells,ribosomes have two locations.They are scattered in the and on the surface of .

Correct Answer
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Choose the correct order of the three main types of cytoskeletal elements in increasing order of size.

Correct Answer
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There are nine peripheral pairs and one central pair of _____ found inside eukaryotic flagella and cilia.

Correct Answer
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Fungal asexual spores

Correct Answer
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Eukaryotic mitochondria have their own 70S ribosomes and circular DNA.

Correct Answer
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Exam 5: Eukaryotic Cells and Microorganisms

A protozoan cyst differs from a helminth egg in that

Correct AnswerverifiedShow Answer

Protozoan cysts are

Correct AnswerverifiedShow Answer

Which is not a characteristic of fungi?

Correct AnswerverifiedShow Answer

The vesicle that originates from the Golgi apparatus and contains a variety of digestive enzymes is the ______.

Correct AnswerverifiedShow Answer

Which of the following organisms has a cell wall?

Correct AnswerverifiedShow Answer

Which of the following pairs is mismatched?

Correct AnswerverifiedShow Answer

All of the following are helminths except ______.

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

When a eukaryotic cell is not undergoing mitosis,the DNA and its associated proteins appear as a visible,thread-like mass called ______.

Correct AnswerverifiedShow Answer

Cilia are exhibited by certain ______.

Correct AnswerverifiedShow Answer

You are observing an organism under the microscope and you note that it has a cell wall,no chloroplasts,and a nucleus.Your prediction would be that this organism is a(n) ______.

Correct AnswerverifiedShow Answer

When fungal buds remain attached in a row following cell division,the resulting chains of yeast cells are called ______.

Correct AnswerverifiedShow Answer

Protozoa are classified into four groups based on ______.

Correct AnswerverifiedShow Answer

Larval development of helminths occurs in which host?

Correct AnswerverifiedShow Answer

The cell walls of fungi and algae are chemically identical to the bacterial cell wall.

Correct AnswerverifiedShow Answer

In eukaryotic cells,ribosomes have two locations.They are scattered in the ______ and on the surface of ______.

Correct AnswerverifiedShow Answer

Choose the correct order of the three main types of cytoskeletal elements in increasing order of size.

Correct AnswerverifiedShow Answer

There are nine peripheral pairs and one central pair of _____ found inside eukaryotic flagella and cilia.

Correct AnswerverifiedShow Answer

Fungal asexual spores

Correct AnswerverifiedShow Answer

Eukaryotic mitochondria have their own 70S ribosomes and circular DNA.

Correct AnswerverifiedShow Answer

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In eukaryotic cells,ribosomes have two locations.They are scattered in the and on the surface of .

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