Deck 3: Cell Structure and Function

Question 1

Which of the following transport mechanisms transports water across the plasma membrane?

A)Osmosis
B)Facilitated diffusion
C)Phagocytosis
D)Exocytosis

Answer 1

A

Question 2

The fluidlike portion of a cell is referred to as

A)inclusion.
B)cytoplasm.
C)cytosol.
D)nucleoplasm.

Answer 2

C

Question 3

Pili are also called

A)microvilli.
B)fimbriae.
C)cilia.
D)flagella.

Answer 3

B

Question 4

Chitin is a component of the cell wall of

A)algae.
B)bacteria.
C)fungi.
D)viruses.

Question 5

The intracellular fluid has a high concentration of

A)sodium.
B)potassium.
C)bicarbonate.
D)sulfate.

Question 6

Bacteria that have flagella that are distributed over the general cell surface are referred to as

A)amphitrichous.
B)monotrichous.
C)peritrichous.
D)lophotrichous.

Question 7

Which of the following cell organelles contain digestive enzymes?

A)Mitochondria
B)Chloroplasts
C)Lysosomes
D)Peroxisomes

Question 8

Which of the following is an active transport mechanism?

A)Osmosis
B)Facilitated diffusion
C)Filtration
D)Pinocytosis

Question 9

The structures that can move fluid,mucus,or cells over the surface of a cell are

A)microvilli.
B)fimbriae.
C)cilia.
D)flagella.

Question 10

The cell organelles found only in algae and plant cells are

A)chloroplasts.
B)mitochondria.
C)vacuoles.
D)vesicles.

Question 11

Bacteria that have a single polar flagellum at one end are referred to as

A)amphitrichous.
B)monotrichous.
C)peritrichous.
D)lophotrichous.

Question 12

Which of the following structures is shaped like a hollow cylinder made out of tubulin proteins?

A)Intermediate filaments
B)Microtubules
C)Microfilaments
D)Flagella

Question 13

The movement of molecules through a membrane from an area of high hydrostatic pressure to an area of lower hydrostatic pressure is

A)osmosis.
B)exocytosis.
C)simple diffusion.
D)filtration.

Question 14

The cell organelle responsible for the packaging of proteins is the

A)ribosome.
B)Golgi complex.
C)rER.
D)lysosome.

Question 15

Matrix formed outside the plasma membrane is referred to as

A)cytoplasm.
B)glycocalyx.
C)exoplasm.
D)cell wall.

Question 16

Peptidoglycan is typically found in the

A)cell wall.
B)plasma membrane.
C)nucleus.
D)endoplasmic reticulum.

Question 17

Which of the following organelles contain oxidative enzymes capable of oxidizing toxic substances?

A)Mitochondria
B)Chloroplasts
C)Lysosomes
D)Peroxisomes

Question 18

Stroma is a component of

A)mitochondria.
B)chloroplasts.
C)lysosomes.
D)peroxisomes.

Question 19

Enzymatic reactions can be expressed in which of the following chemical notations?

A)S + P = E
B)P + P = E
C)E + S = P
D)S + S = P

Question 20

Which of the following organisms produces toxins that target cholesterol?

A)Aeromonas hydrophila
B)Escherichia coli
C)Streptococcus pyogenes
D)Corynebacterium diphtheriae

Question 21

The central dogma concerning the flow of information from genetic material was first introduced by

A)Ernst Ruska.
B)Francis Crick.
C)Camillo Golgi.
D)Carl Bender.

Question 22

The anticodons are located in

A)tRNA.
B)rRNA.
C)mRNA.
D)ribosomes.

Question 23

Chemically,most enzymes are

A)proteins.
B)lipids.
C)nucleic acids.
D)carbohydrates.

Question 24

The sterol-like molecule in bacterial plasma membranes is a(n)__________.

Question 25

Cells without a nucleus are __________ cells.

Question 26

The actual genetic makeup of an organism is referred to as its

A)phenotype.
B)genotype.
C)conjugation.
D)construct.

Question 27

Formic acid is a fermentation product of

A)Streptococcus.
B)Klebsiella.
C)Clostridium.
D)Actinomyces.

Question 28

In which phase of mitosis do the chromatids separate?

A)Prophase
B)Metaphase
C)Anaphase
D)Telophase

Question 29

DNA replication occurs in which phase of the cell cycle?

A)G phase
B)Prophase
C)Metaphase
D)S phase

Question 30

Movement of bacteria toward or away from a particular stimulus is called __________.

Question 31

The organelle necessary for photosynthesis is a(n)__________.

Question 32

Binary fission is a form of reproduction used by

A)viruses.
B)bacteria.
C)fungi.
D)helminths.

Question 33

Nonchromosomal DNA molecules found in a bacterial cell are

A)endospores.
B)transposons.
C)plasmids.
D)prions.

Question 34

The net gain of ATP molecules after the breakdown of one glucose molecule in glycolysis is

A)1
B)2
C)3
D)4

Question 35

The nucleus is surrounded by a(n)__________.

Question 36

An enzyme that requires a coenzyme/cofactor to function,but does not have one bound,is called a(n)__________.

Question 37

The allosteric site is a component of __________.

Question 38

Enzymes that remove functional groups from a substrate without adding water,or that add functional groups to a double bond,are called

A)oxidoreductases.
B)transferases.
C)hydrolases.
D)lyases.

Question 39

Proteins that are partially embedded on one side of the plasma membrane are referred to as __________ proteins.

Question 40

The compound that enters the Krebs cycle and combines with oxaloacetic acid is

A)citric acid.
B)pyruvic acid.
C)acetyl-CoA.
D)phosphoglyceraldehyde.

Question 41

A special structure formed by some bacterial cells to allow them to survive in harsh conditions is called a(n)________________________.

Question 42

Match the description below with the correct item from this list.
a.Cytoskeleton
b.Cytosol
c.Mitochondria
d.Golgi apparatus
e.rER
f.Bacterial ribosome subunit
g.Enzyme
h.Dental plaque
i.Phospholipids
j.Endocytosis
k.Cell wall
l.Passive transport
Hydrolase

Question 43

Match the description below with the correct item from this list.
a.Cytoskeleton
b.Cytosol
c.Mitochondria
d.Golgi apparatus
e.rER
f.Bacterial ribosome subunit
g.Enzyme
h.Dental plaque
i.Phospholipids
j.Endocytosis
k.Cell wall
l.Passive transport
70S

Question 44

Match the description below with the correct item from this list.
a.Cytoskeleton
b.Cytosol
c.Mitochondria
d.Golgi apparatus
e.rER
f.Bacterial ribosome subunit
g.Enzyme
h.Dental plaque
i.Phospholipids
j.Endocytosis
k.Cell wall
l.Passive transport
Brownian movement

Question 45

Match the description below with the correct item from this list.
a.Cytoskeleton
b.Cytosol
c.Mitochondria
d.Golgi apparatus
e.rER
f.Bacterial ribosome subunit
g.Enzyme
h.Dental plaque
i.Phospholipids
j.Endocytosis
k.Cell wall
l.Passive transport
Peptidoglycan

Question 46

Match the description below to the correct name from this list.
a.Robert Hooke
b.Rudolph Kölliker
c.Naegeli and Cramer
d.Schleiden and Schwann
e.Antony van Leeuwenhoek
f.Richard Altmann
g.Ernst Ruska
Described the cell membrane as a barrier

Question 47

Match the description below with the correct item from this list.
a.Cytoskeleton
b.Cytosol
c.Mitochondria
d.Golgi apparatus
e.rER
f.Bacterial ribosome subunit
g.Enzyme
h.Dental plaque
i.Phospholipids
j.Endocytosis
k.Cell wall
l.Passive transport
Protein synthesis

Question 48

The transfer of genetic material during direct cell-to-cell contact is called_________________________.

Question 49

Match the description below to the correct name from this list.
a.Robert Hooke
b.Rudolph Kölliker
c.Naegeli and Cramer
d.Schleiden and Schwann
e.Antony van Leeuwenhoek
f.Richard Altmann
g.Ernst Ruska
Observed cells of a cork

Question 50

Match the description below with the correct item from this list.
a.Cytoskeleton
b.Cytosol
c.Mitochondria
d.Golgi apparatus
e.rER
f.Bacterial ribosome subunit
g.Enzyme
h.Dental plaque
i.Phospholipids
j.Endocytosis
k.Cell wall
l.Passive transport
Microtubules

Question 51

Match the description below with the correct item from this list.
a.Cytoskeleton
b.Cytosol
c.Mitochondria
d.Golgi apparatus
e.rER
f.Bacterial ribosome subunit
g.Enzyme
h.Dental plaque
i.Phospholipids
j.Endocytosis
k.Cell wall
l.Passive transport
Plasma membrane

Question 52

Match the description below with the correct item from this list.
a.Cytoskeleton
b.Cytosol
c.Mitochondria
d.Golgi apparatus
e.rER
f.Bacterial ribosome subunit
g.Enzyme
h.Dental plaque
i.Phospholipids
j.Endocytosis
k.Cell wall
l.Passive transport
ATP production 7. 70S

Question 53

Match the description below to the correct name from this list.
a.Robert Hooke
b.Rudolph Kölliker
c.Naegeli and Cramer
d.Schleiden and Schwann
e.Antony van Leeuwenhoek
f.Richard Altmann
g.Ernst Ruska
Developed mitochondrial stain

Question 54

Match the description below to the correct name from this list.
a.Robert Hooke
b.Rudolph Kölliker
c.Naegeli and Cramer
d.Schleiden and Schwann
e.Antony van Leeuwenhoek
f.Richard Altmann
g.Ernst Ruska
Built the first TEM

Question 55

Match the description below with the correct item from this list.
a.Cytoskeleton
b.Cytosol
c.Mitochondria
d.Golgi apparatus
e.rER
f.Bacterial ribosome subunit
g.Enzyme
h.Dental plaque
i.Phospholipids
j.Endocytosis
k.Cell wall
l.Passive transport
Biofilm

Question 56

Match the description below to the correct name from this list.
a.Robert Hooke
b.Rudolph Kölliker
c.Naegeli and Cramer
d.Schleiden and Schwann
e.Antony van Leeuwenhoek
f.Richard Altmann
g.Ernst Ruska
Proposed the cell theory

Question 57

Match the description below with the correct item from this list.
a.Cytoskeleton
b.Cytosol
c.Mitochondria
d.Golgi apparatus
e.rER
f.Bacterial ribosome subunit
g.Enzyme
h.Dental plaque
i.Phospholipids
j.Endocytosis
k.Cell wall
l.Passive transport
Phagocytosis