Question 1

Mitochondria are known for all of the following except that they do not

Accepted Answer

A)  have their own DNA.
B)  extract energy from food.
C)  have two membranes.
D)  have cristae.
E)  carry out photosynthesis.F) A) and B)
G) A) and C)

Question 2

Tay-Sachs disease is a neurological disorder in which a defective enzyme prohibits the breakdown of phospholipids called gangliosides.Where do gangliosides accumulate?

Accepted Answer

A)  nucleus
B)  cell wall
C)  cytoplasm and cell wall
D)  membranes
E)  nucleus and cell wallF) A) and B)
G) A) and C)

Question 3

What type of microscope would you use if you wanted to examine the movement of a freshwater protist?

Accepted Answer

A)  light microscope
B)  transmission electron microscope
C)  scanning electron microscope
D)  light microscope and transmission electron microscope
E)  transmission and scanning electron microscopesF) B) and C)
G) A) and E)

Question 4

A cell membrane is not

Accepted Answer

A)  a fluid structure.
B)  a rigid structure.
C)  a mosaic structure.
D)  a bilayered structure.
E)  composed of phospholipid molecules.F) C) and D)
G) A) and C)

Question 5

Which of the following do plants use to transport nutrients between adjacent cells?

Accepted Answer

A)  tight junction
B)  gap junction
C)  plasmodesmata
D)  anchoring junction
E)  cell wallF) A) and E)
G) B) and C)

Question 6

How do human sperm move to find the egg?

Accepted Answer

A)  with flagella made of microtubules
B)  with contractile vacuoles
C)  with flagella made of actin
D)  with cilia made of microtubules
E)  with cilia made of actinF) A) and B)
G) A) and C)

Question 7

Chloroplasts are known for all of the following except being

Accepted Answer

A)  glucose factories.
B)  responsible for respiration.
C)  found in plants.
D)  organelles that carry out photosynthesis.
E)  found in some protists.F) B) and E)
G) All of the above

Question 8

In order for a milk protein to be secreted,its mRNA if first encoded into proteins on ribosomes

Accepted Answer

A)  in the cytoplasm.
B)  in the nucleus.
C)  attached to the Golgi.
D)  attached to the rough endoplasmic reticulum.
E)  attached to the smooth endoplasmic reticulum.F) C) and E)
G) A) and B)

Question 9

Which component of the cell theory argues against life on Earth evolving from inorganic molecules?

Accepted Answer

A)  All organisms are made of one or more cells.
B)  The cell is the fundamental unit of all life.
C)  All cells come from preexisting cells.
D)  Cells are small in size.
E)  All cells are either prokaryotic or eukaryotic.F) B) and D)
G) B) and C)

Exam 3: Cells

Chloroplasts are known for all of the following except being

Correct Answer
verified

How do human sperm move to find the egg?

Correct Answer
verified

Which component of the cell theory argues against life on Earth evolving from inorganic molecules?

Correct Answer
verified

What type of microscope would you use if you wanted to examine the movement of a freshwater protist?

Correct Answer
verified

In order for a milk protein to be secreted,its mRNA if first encoded into proteins on ribosomes

Correct Answer
verified

Mitochondria are known for all of the following except that they do not

Correct Answer
verified

Which of the following do plants use to transport nutrients between adjacent cells?

Correct Answer
verified

Tay-Sachs disease is a neurological disorder in which a defective enzyme prohibits the breakdown of phospholipids called gangliosides.Where do gangliosides accumulate?

Correct Answer
verified

A cell membrane is not

Correct Answer
verified

Exam 3: Cells

Chloroplasts are known for all of the following except being

Correct AnswerverifiedShow Answer

How do human sperm move to find the egg?

Correct AnswerverifiedShow Answer

Which component of the cell theory argues against life on Earth evolving from inorganic molecules?

Correct AnswerverifiedShow Answer

What type of microscope would you use if you wanted to examine the movement of a freshwater protist?

Correct AnswerverifiedShow Answer

In order for a milk protein to be secreted,its mRNA if first encoded into proteins on ribosomes

Correct AnswerverifiedShow Answer

Mitochondria are known for all of the following except that they do not

Correct AnswerverifiedShow Answer

Which of the following do plants use to transport nutrients between adjacent cells?

Correct AnswerverifiedShow Answer

Tay-Sachs disease is a neurological disorder in which a defective enzyme prohibits the breakdown of phospholipids called gangliosides.Where do gangliosides accumulate?

Correct AnswerverifiedShow Answer

A cell membrane is not

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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