Question 1

Which of the following is correctly matched?

Accepted Answer

A)   Organelles - form the outer boundary of the cell
B)   Cytoplasm - material within the nucleus of the cell
C)   Nucleus - contains genetic material and directs cell activities
D)   Plasma membrane - contains many organelles that perform specific functions

Question 2

The use of protein molecules to move non-lipid-soluble molecules and ions through the plasma membrane is called

Accepted Answer

A)   Osmosis
B)   Diffusion
C)   Lysis
D)   Mediated transport

Question 3

Ribosomes are made from

Accepted Answer

A)   rRNA and protein
B)   rRNA and monosaccharides
C)   Protein and glucose
D)   DNA and protein

Question 4

A solution with a large amount of solute will have a high osmotic pressure.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following is NOT true about the plasma membrane structure?

Accepted Answer

A)   Phospholipids form a lipid bilayer
B)   The membrane is very rigid
C)   Cholesterol molecules provide strength to the membrane
D)   Protein molecules are embedded within the phospholipids

Question 6

The nuclear membrane and nucleoli disappear during

Accepted Answer

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

Question 7

Structures within the cell that perform specific functions are called

Accepted Answer

A)   Cytoplasmic inclusions
B)   Cytoskeleton
C)   Organelles
D)   Membrane proteins

Question 8

All the chemical reactions of a cell are called

Accepted Answer

A)   Cell metabolism
B)   Communication
C)   Reproduction
D)   Inheritance

Question 9

Which of the following is NOT a function of the plasma membrane?

Accepted Answer

A)   Produces energy for cell use
B)   Encloses and supports the cell
C)   Controls the movement of materials into and out of the cell
D)   Aids in communication between cells

Question 10

The process by which cells change and specialize is called

Accepted Answer

A)   Differentiation
B)   Postmitotic processing
C)   Replication
D)   None of the choices are correct

Question 11

The centrioles are responsible for producing the ______ that facilitate chromosome movement during cell division.

Accepted Answer

A)   Actin fibers
B)   Spindle fibers
C)   Microfilaments
D)   Cristae

Question 12

Mature red blood cells can synthesize proteins.

Accepted Answer

A) True 
 B)False

Question 13

If the DNA sequence is GATAAC, the mRNA sequence will be

Accepted Answer

A)   GATAAC
B)   CTATTG
C)   UTATTU
D)   CUAUUG

Question 14

Three consecutive nucleotides on DNA that contain the genetic code are called

Accepted Answer

A)   Codons
B)   Anticodons
C)   Bases
D)   Triplets

Question 15

Small lipid-soluble molecules will generally move through the plasma membrane by using membrane channels.

Accepted Answer

A) True 
 B)False

Question 16

The cytoskeleton component responsible for cell shape and movement are

Accepted Answer

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

Question 17

Movement of solid particles such as bacteria into macrophages is accomplished by

Accepted Answer

A)   Pinocytosis
B)   Phagocytosis
C)   Exocytosis
D)   Mediated transport

Question 18

The structure involved in making ribosomes is the

Accepted Answer

A)   Chromatin
B)   Nucleolus
C)   Mitochondrion
D)   Lysosome

Question 19

If a slice of potato is placed in a salt solution and in an hour, the potato slice is shriveled, the salt solution was ______ to the potato.

Accepted Answer

A)   Isosmotic
B)   Hyperosmotic
C)   Hyposmotic

Question 20

Which of the following is NOT a role played by microtubules in the cell?

Accepted Answer

A)   Support the cytoplasm
B)   Define the shape of the cell
C)   Assist in cell division
D)   Forming cilia and flagella

Exam 3: Cell Structures and Their Functions

Ribosomes are made from

Correct AnswerverifiedShow Answer

Which of the following is correctly matched?

Correct AnswerverifiedShow Answer

Small lipid-soluble molecules will generally move through the plasma membrane by using membrane channels.

Correct AnswerverifiedShow Answer

The structure involved in making ribosomes is the

Correct AnswerverifiedShow Answer

Which of the following is NOT a function of the plasma membrane?

Correct AnswerverifiedShow Answer

The use of protein molecules to move non-lipid-soluble molecules and ions through the plasma membrane is called

Correct AnswerverifiedShow Answer

A solution with a large amount of solute will have a high osmotic pressure.

Correct AnswerverifiedShow Answer

Which of the following is NOT a role played by microtubules in the cell?

Correct AnswerverifiedShow Answer

Three consecutive nucleotides on DNA that contain the genetic code are called

Correct AnswerverifiedShow Answer

All the chemical reactions of a cell are called

Correct AnswerverifiedShow Answer

Which of the following is NOT true about the plasma membrane structure?

Correct AnswerverifiedShow Answer

Mature red blood cells can synthesize proteins.

Correct AnswerverifiedShow Answer

Structures within the cell that perform specific functions are called

Correct AnswerverifiedShow Answer

If a slice of potato is placed in a salt solution and in an hour, the potato slice is shriveled, the salt solution was ______ to the potato.

Correct AnswerverifiedShow Answer

Movement of solid particles such as bacteria into macrophages is accomplished by

Correct AnswerverifiedShow Answer

The process by which cells change and specialize is called

Correct AnswerverifiedShow Answer

If the DNA sequence is GATAAC, the mRNA sequence will be

Correct AnswerverifiedShow Answer

The nuclear membrane and nucleoli disappear during

Correct AnswerverifiedShow Answer

The centrioles are responsible for producing the ______ that facilitate chromosome movement during cell division.

Correct AnswerverifiedShow Answer

The cytoskeleton component responsible for cell shape and movement are

Correct AnswerverifiedShow Answer

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