Question 1

The distinctive feature of chloroplasts is that they contain a green pigment called:

Accepted Answer

A)  Gram stain.
B)  chlorophyll.
C)  hemoglobin.
D)  chromatin.
E)  keratin.

Question 2

Organelles that breakdown hydrogen peroxide into water and oxygen are:

Accepted Answer

A)  lysosomes.
B)  plastids.
C)  vacuoles.
D)  liposomes.
E)  peroxisomes.

Question 3

Alcohol consumption adversely affects the synthesis of molecules involved in protein degradation,which can eventually lead to liver damage.Given this information,which organelle in liver cells is most directly affected by alcohol consumption?

Accepted Answer

A)  Nucleus
B)  Golgi apparatus
C)  Rough endoplasmic reticulum
D)  Lysosome

Question 4

Prokaryotic cell movement is attributed to:

Accepted Answer

A)  capsules.
B)  ribosomes.
C)  pili.
D)  cytoskeleton proteins.
E)  flagella.

Question 5

A circular molecule of DNA devoid of any histone proteins describes the chromosome of a (an) :

Accepted Answer

A)  bacteria
B)  protozoa
C)  insects
D)  flowering plants
E)  yeasts

Question 6

Schleiden and Schwann stated the "cell theory," which in its modern form says:

Accepted Answer

A)  all organisms are composed of one or more cells,all cells require oxygen and all cells arise by division of other cells.
B)  all organisms are composed of one or more cells,all cells are the smallest living things and all cells arise by division of other cells.
C)  all cells will arise spontaneously,all cells require oxygen and all cells are composed of one or more cells.
D)  all organisms are composed of one or more cells,all cells arise spontaneously and all cells vary in size and shape.

Question 7

During which cellular process do all three forms of RNA associate?

Accepted Answer

A)  ribosome assembly
B)  chromatin formation
C)  formation of the nucleolus
D)  protein synthesis

Question 8

The cytoplasmic space in eukaryotic cells is occupied by many diverse membrane-bound structures with specific cellular functions called:

Accepted Answer

A)  flagella.
B)  organelles.
C)  cilia.
D)  chromosomes.
E)  receptors.

Question 9

A protein that is destined to reach the plasma membrane is making its way through the Golgi.At that moment,a drug was added to cells,blocking trafficking at the trans face of the Golgi.As a result,what would happen to the protein?

Accepted Answer

A)  The protein would continue on to the cell surface.
B)  The protein would be stuck in the Golgi.
C)  The protein would return to the endoplasmic reticulum via the trans face of the Golgi.
D)  The protein would exit the Golgi,but instead be targeted to the cytoplasm.

Question 10

Your research project involves characterizing the expression pattern of a nuclear pore protein.After using immunohistochemistry to fluorescently label the protein,you decide that you would like to capture the data as a 3-D image.Which microscope should you use?

Accepted Answer

A)  phase-contrast microscope
B)  fluorescence microscope
C)  confocal microscope
D)  scanning electron microscope

Question 11

Small cells function more effectively,because as cells become larger their surface area to volume ratio:

Accepted Answer

A)  increases.
B)  decreases.
C)  stays the same.
D)  is squared.
E)  is cubed.

Question 12

Cilia and flagella of eukaryotic cells are composed of:

Accepted Answer

A)  microtubules in a 9 + 2 arrangement.
B)  actin filaments in a 9 + 2 arrangement.
C)  protein fibers in a helical arrangement.
D)  nine triplets of microtubules in a circle.

Question 13

What is the difference between mitochondria and chloroplasts?

Accepted Answer

A)  Mitochondria have three membranes and chloroplasts have two membranes.
B)  Mitochondria have linear strands of DNA and chloroplasts have rings of DNA.
C)  Mitochondria are oxidative metabolic bacteria derivatives and chloroplasts are photosynthetic bacteria derivatives.
D)  Mitochondria produce oxygen and chloroplasts produce carbon dioxide.

Question 14

Chromosomes can be condensed into compact structures,visible with the light microscope,but usually only:

Accepted Answer

A)  after the cell is dead.
B)  during cell division.
C)  while the DNA is being copied into RNA.
D)  while the proteins are being assembled.
E)  while the nuclear pores are open.

Question 15

Glycogen Storage Disease Type II (GSD II) ,also known as Pompe disease,is a metabolic disorder that leads to the accumulation of glycogen in muscles and neurons throughout the body.It is caused by a defect in an enzyme that is normally housed with other enzymes that are involved in breaking down large macromolecules.What organelle is most likely affected by this disease?

Accepted Answer

A)  Mitochondrion
B)  Golgi body
C)  Lysosome
D)  Rough ER
E)  Nucleus

Question 16

A dish of cells is treated with centrinone,a centriole inhibitor.These cells would no longer be able to ________.

Accepted Answer

A)  make ATP
B)  produce lysosomes
C)  synthesize proteins
D)  conduct photosynthesis
E)  divide

Question 17

A cuboidal shaped cell with six sides is 1mm x 1mm x 1mm.What is the volume and the surface area of the cell?

Accepted Answer

A)  1mm3 : 6mm2
B)  3mm3 : 3mm2
C)  1mm3 : 3mm2
D)  3mm3 : 1mm2

Question 18

Based on the function of mitochondria,what substance is able to pass through the outer membrane of the mitochondria easily?

Accepted Answer

A)  Oxygen
B)  Sugars
C)  Amino acids
D)  Potassium ions

Question 19

The organelle involved in the oxygen-requiring process by which the energy harvested from macromolecules is used to generate ATP is the:

Accepted Answer

A)  nucleus.
B)  lysosome.
C)  ER.
D)  mitochondria.
E)  chloroplasts.

Question 20

Plant cells often have a large membrane-bound sac that is used for storing water and other substances called a:

Accepted Answer

A)  nucleus.
B)  chloroplast.
C)  Golgi body.
D)  centriole.
E)  central vacuole.

Exam 4: Cell Structure

Small cells function more effectively,because as cells become larger their surface area to volume ratio:

Correct Answer
verified

Based on the function of mitochondria,what substance is able to pass through the outer membrane of the mitochondria easily?

Correct Answer
verified

A cuboidal shaped cell with six sides is 1mm x 1mm x 1mm.What is the volume and the surface area of the cell?

Correct Answer
verified

The organelle involved in the oxygen-requiring process by which the energy harvested from macromolecules is used to generate ATP is the:

Correct Answer
verified

The distinctive feature of chloroplasts is that they contain a green pigment called:

Correct Answer
verified

Cilia and flagella of eukaryotic cells are composed of:

Correct Answer
verified

Alcohol consumption adversely affects the synthesis of molecules involved in protein degradation,which can eventually lead to liver damage.Given this information,which organelle in liver cells is most directly affected by alcohol consumption?

Correct Answer
verified

Plant cells often have a large membrane-bound sac that is used for storing water and other substances called a:

Correct Answer
verified

The cytoplasmic space in eukaryotic cells is occupied by many diverse membrane-bound structures with specific cellular functions called:

Correct Answer
verified

Schleiden and Schwann stated the "cell theory," which in its modern form says:

Correct Answer
verified

A circular molecule of DNA devoid of any histone proteins describes the chromosome of a (an) :

Correct Answer
verified

Organelles that breakdown hydrogen peroxide into water and oxygen are:

Correct Answer
verified

Chromosomes can be condensed into compact structures,visible with the light microscope,but usually only:

Correct Answer
verified

A protein that is destined to reach the plasma membrane is making its way through the Golgi.At that moment,a drug was added to cells,blocking trafficking at the trans face of the Golgi.As a result,what would happen to the protein?

Correct Answer
verified

Correct Answer
verified

During which cellular process do all three forms of RNA associate?

Correct Answer
verified

A dish of cells is treated with centrinone,a centriole inhibitor.These cells would no longer be able to ________.

Correct Answer
verified

What is the difference between mitochondria and chloroplasts?

Correct Answer
verified

Prokaryotic cell movement is attributed to:

Correct Answer
verified

Your research project involves characterizing the expression pattern of a nuclear pore protein.After using immunohistochemistry to fluorescently label the protein,you decide that you would like to capture the data as a 3-D image.Which microscope should you use?

Correct Answer
verified

Exam 4: Cell Structure

Small cells function more effectively,because as cells become larger their surface area to volume ratio:

Correct AnswerverifiedShow Answer

Based on the function of mitochondria,what substance is able to pass through the outer membrane of the mitochondria easily?

Correct AnswerverifiedShow Answer

A cuboidal shaped cell with six sides is 1mm x 1mm x 1mm.What is the volume and the surface area of the cell?

Correct AnswerverifiedShow Answer

The organelle involved in the oxygen-requiring process by which the energy harvested from macromolecules is used to generate ATP is the:

Correct AnswerverifiedShow Answer

The distinctive feature of chloroplasts is that they contain a green pigment called:

Correct AnswerverifiedShow Answer

Cilia and flagella of eukaryotic cells are composed of:

Correct AnswerverifiedShow Answer

Alcohol consumption adversely affects the synthesis of molecules involved in protein degradation,which can eventually lead to liver damage.Given this information,which organelle in liver cells is most directly affected by alcohol consumption?

Correct AnswerverifiedShow Answer

Plant cells often have a large membrane-bound sac that is used for storing water and other substances called a:

Correct AnswerverifiedShow Answer

The cytoplasmic space in eukaryotic cells is occupied by many diverse membrane-bound structures with specific cellular functions called:

Correct AnswerverifiedShow Answer

Schleiden and Schwann stated the "cell theory," which in its modern form says:

Correct AnswerverifiedShow Answer

A circular molecule of DNA devoid of any histone proteins describes the chromosome of a (an) :

Correct AnswerverifiedShow Answer

Organelles that breakdown hydrogen peroxide into water and oxygen are:

Correct AnswerverifiedShow Answer

Chromosomes can be condensed into compact structures,visible with the light microscope,but usually only:

Correct AnswerverifiedShow Answer

A protein that is destined to reach the plasma membrane is making its way through the Golgi.At that moment,a drug was added to cells,blocking trafficking at the trans face of the Golgi.As a result,what would happen to the protein?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

During which cellular process do all three forms of RNA associate?

Correct AnswerverifiedShow Answer

A dish of cells is treated with centrinone,a centriole inhibitor.These cells would no longer be able to ________.

Correct AnswerverifiedShow Answer

What is the difference between mitochondria and chloroplasts?

Correct AnswerverifiedShow Answer

Prokaryotic cell movement is attributed to:

Correct AnswerverifiedShow Answer

Your research project involves characterizing the expression pattern of a nuclear pore protein.After using immunohistochemistry to fluorescently label the protein,you decide that you would like to capture the data as a 3-D image.Which microscope should you use?

Correct AnswerverifiedShow Answer

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