Question 1

Which of the following is a function of the nucleus?

Accepted Answer

A)   prepares molecules for export from the cell
B)   provides a place for produced cellular materials to be refined
C)   manufactures molecules
D)   acts as the control center of the cell
E)   assists in moving materials from one part of the cell to anotherF) A) and B)
G) A) and E) D

Question 2

Which of the following human cells would contain cilia?

Accepted Answer

A)   red blood cell
B)   sperm
C)   cell from the trachea (windpipe) 
D)   neuron
E)   bone cellF) A) and B)
G) D) and E)

Question 3

There is an antibiotic called streptomycin that inhibits the function of bacterial ribosomes. Consequently, as the bacterial cells die, the person taking the antibiotics gets better. In other words, the antibiotic destroys bacteria by

Accepted Answer

A)   stopping photosynthesis.
B)   preventing them from packaging materials.
C)   stopping the production of ATP energy.
D)   not allowing them to produce proteins.
E)   stopping them from being able to move.F) A) and B)
G) C) and D) D

Question 4

Receptor proteins

Accepted Answer

A)   receive incoming nutrients and store them until they are needed by the cell.
B)   only function in very specific cell types that receive sensory information.
C)   bind to a signal molecule and bring about a cellular response.
D)   are found embedded in the nuclear membrane andtransmit information to the cell's cytoplasm on how to make a protein from the DNA.
E)   receive large molecules and transmit them through the membrane.F) C) and D)
G) A) and B)

Question 5

What does the folding of the mitochondrial inner membrane, shown here, provide?

Accepted Answer

A)   increased surface area for light absorption
B)   increased surface area for photosynthesis
C)   greater ability to remove waste from the cell
D)   greater surface area for ATP production
E)   increased space for protein synthesisF) A) and B)
G) C) and D) D

Question 6

The main structural component of a plant cell wall is

Accepted Answer

A)   cytoskeleton.
B)   cellulose.
C)   extracellular matrix.
D)   plasmodesmata.
E)   middle lamella.F) A) and C)
G) D) and E)

Question 7

Plant cells are connected to one another by

Accepted Answer

A)   plasmodesmata
B)   fimbriae
C)   centrioles
D)   cytoskeleton
E)   piliF) B) and D)
G) A) and C)

Question 8

Chloroplasts and mitochondria are similar in that they both

Accepted Answer

A)   contain DNA.
B)   are involved in protein production for the cell.
C)   are involved in cellular waste processing.
D)   are membranous sacs involved in storage.
E)   are involved in helping to maintain cell shape.F) B) and E)
G) C) and D)

Question 9

What function does the nucleolus have?

Accepted Answer

A)   houses the chromatin
B)   prepares products for export from the cell
C)   contains enzymes for intracellular digestion
D)   contains the majority of cellular DNA
E)   synthesizes ribosomal RNAF) A) and B)
G) B) and D)

Question 10

Which structures determine the flexibility of the extracellular matrix?

Accepted Answer

A)   proteins
B)   lipids
C)   carbohydrates
D)   phospholipids
E)   nucleic acidsF) A) and D)
G) A) and C)

Question 11

Below is a diagram of a bacterium. What part of the bacterial cell does Y represent?

Accepted Answer

A)   capsule
B)   flagella
C)   nucleoid
D)   cell wall
E)   fimbriaeF) B) and E)
G) All of the above

Question 12

The stack of thylakoids labeled "A" in this figure is called

Accepted Answer

A)   chloroplast.
B)   thylakoid space.
C)   granum.
D)   cristae.
E)   stroma.F) A) and B)
G) C) and E)

Question 13

Which of the following organelles would be abundant in a sperm cell that is actively swimming towards an egg cell?

Accepted Answer

A)   mitochondria
B)   lysosomes
C)   smooth endoplasmic reticulum
D)   Golgi apparatus
E)   ribosomesF) A) and C)
G) B) and C)

Question 14

Which of the following is a correct match of a molecule and the location where it is principally used?

Accepted Answer

A)   DNA - cytoplasm
B)   mRNA - nucleus and cytoplasm
C)   rRNA - nucleus
D)   glucose - lysosome
E)   lipids - ribosomeF) B) and E)
G) B) and D)

Question 15

Eukaryotic cells have DNA enclosed in a double membrane called the nucleus. The nucleus functions to

Accepted Answer

A)   separate the DNA from other activities that occur in the cytoplasm.
B)   prevent the DNA from influencing the activities in the cytoplasm.
C)   prevent materials associated with the DNA from coming into contact with the cell's cytoplasm.
D)   separate the DNA and mRNA from the cytoplasm.
E)   separate the DNA from the RNA.F) B) and E)
G) B) and D)

Question 16

What must materials pass through to enter or leave a cell?

Accepted Answer

A)   ribosome
B)   nucleus
C)   plasma membrane
D)   lysosome
E)   vacuoleF) A) and D)
G) A) and C)

Question 17

Which of the following is the correct sequencethrough the endomembrane system for material that is destined to besecreted from the cell?

Accepted Answer

A)   rough endoplasmic reticulum - Golgi apparatus - plasma membrane
B)   Golgi apparatus - ribosome - plasma membrane
C)   nucleus - smooth endoplasmic reticulum - Golgi apparatus
D)   Golgi apparatus - smooth endoplasmic reticulum - plasma membrane
E)   smooth endoplasmic reticulum - plasma membrane - Golgi apparatus - ribosomeF) A) and E)
G) A) and D)

Question 18

Proteins within the extracellular matrix play a role in communicating between the matrix and the cytoskeleton.

Accepted Answer

A) True 
 B)False

Question 19

A tadpole that is undergoing metamorphosis into a frog and no longer requires a tail. Which organelle would help assist in the tail loss?

Accepted Answer

A)   smooth endoplasmic reticulum
B)   vacuoles
C)   centrioles
D)   microtubles
E)   lysosomesF) A) and D)
G) C) and D)

Question 20

Which of the following is a type of intracellular protein?

Accepted Answer

A)   actin filaments
B)   myosin
C)   microtubules
D)   kinesin
E)   All of the above are types of intracellular proteins.F) A) and D)
G) All of the above

Exam 4: Inside the Cell

Which of the following is a function of the nucleus?

Correct AnswerverifiedD

Which of the following human cells would contain cilia?

Correct AnswerverifiedShow Answer

There is an antibiotic called streptomycin that inhibits the function of bacterial ribosomes. Consequently, as the bacterial cells die, the person taking the antibiotics gets better. In other words, the antibiotic destroys bacteria by

Correct AnswerverifiedD

Receptor proteins

Correct AnswerverifiedShow Answer

What does the folding of the mitochondrial inner membrane, shown here, provide?

Correct AnswerverifiedD

The main structural component of a plant cell wall is

Correct AnswerverifiedShow Answer

Plant cells are connected to one another by

Correct AnswerverifiedShow Answer

Chloroplasts and mitochondria are similar in that they both

Correct AnswerverifiedShow Answer

What function does the nucleolus have?

Correct AnswerverifiedShow Answer

Which structures determine the flexibility of the extracellular matrix?

Correct AnswerverifiedShow Answer

Below is a diagram of a bacterium. What part of the bacterial cell does Y represent?

Correct AnswerverifiedShow Answer

The stack of thylakoids labeled "A" in this figure is called

Correct AnswerverifiedShow Answer

Which of the following organelles would be abundant in a sperm cell that is actively swimming towards an egg cell?

Correct AnswerverifiedShow Answer

Which of the following is a correct match of a molecule and the location where it is principally used?

Correct AnswerverifiedShow Answer

Eukaryotic cells have DNA enclosed in a double membrane called the nucleus. The nucleus functions to

Correct AnswerverifiedShow Answer

What must materials pass through to enter or leave a cell?

Correct AnswerverifiedShow Answer

Which of the following is the correct sequencethrough the endomembrane system for material that is destined to besecreted from the cell?

Correct AnswerverifiedShow Answer

Proteins within the extracellular matrix play a role in communicating between the matrix and the cytoskeleton.

Correct AnswerverifiedShow Answer

A tadpole that is undergoing metamorphosis into a frog and no longer requires a tail. Which organelle would help assist in the tail loss?

Correct AnswerverifiedShow Answer

Which of the following is a type of intracellular protein?

Correct AnswerverifiedShow Answer

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