Question 1

Chloride ions follow the concentration gradient, but require a membrane protein for passage. Which transport method is occurring?

Accepted Answer

A)  Diffusion
B)  Active transport
C)  Pinocytosis
D)  Facilitated diffusionE) A) and B)
F) B) and D)

Question 2

Some types of active transport use energy provided by ATP molecules.

Accepted Answer

A) True 
 B)False

Question 3

ATP is used to power many cellular processes. Some genetic disorders are the result of defects in ATP creation. Which organelle is likely affected in these disorders?

Accepted Answer

A)  Mitochondrion
B)  Ribosome
C)  Peroxisome
D)  Golgi apparatusE) None of the above
F) C) and D)

Question 4

The sequence of organelles and cell parts involved in milk secretion is

Accepted Answer

A)  cell membrane, vesicles, Golgi apparatus, endoplasmic reticulum, nucleus.
B)  nucleus, endoplasmic reticulum, Golgi apparatus, vesicles, cell membrane.
C)  nucleus, nucleolus, nuclear envelope, cell membrane.
D)  vesicles, Golgi apparatus, mitochondrion, cell membrane.E) A) and B)
F) A) and C)

Question 5

Facilitated diffusion moves a substance following its concentration gradient, with the aid of a carrier protein.

Accepted Answer

A) True 
 B)False

Question 6

A cell undergoing ________ loses its shape, forms bubble, and falls apart.

Accepted Answer

The answer of A cell undergoing ________ loses its shape,...

Question 7

Following the nomenclature for cells, what type of cells take in solid particles like bacteria?

Accepted Answer

A)  Phagozyme
B)  Phagase
C)  Phagocyte
D)  PhagosomeE) B) and D)
F) A) and B)

Question 8

A partly specialized cell that is the daughter of a stem cell is a(n)  ________ cell.

Accepted Answer

The answer of A partly specialized cell that is the...

Question 9

Apoptosis is a slow version of mitosis.

Accepted Answer

A) True 
 B)False

Question 10

If cells placed in a solution shrivel up, the solution is ________.

Accepted Answer

A)  hypertonic
B)  hypotonic
C)  isotonic
D)  isertonicE) None of the above
F) All of the above

Question 11

A cell is surrounded by an extremely thin, flexible membrane. Why is the membrane selectively permeable?

Accepted Answer

A)  It allows all substances to pass through, making it easier to absorb nutrients.
B)  It allows all organic substances to pass through, but excludes all inorganic substances that could be harmful.
C)  It allows some substances to pass through and excludes others based on size, polarity, and other factors.
D)  It does not allow any substances to pass through as they could damage the cell.E) None of the above
F) A) and B)

Question 12

Proteins are manufactured in mitochondria.

Accepted Answer

A) True 
 B)False

Question 13

The main function of cristae in mitochondria is to

Accepted Answer

A)  supply enzymes for reactions.
B)  increase chemical transport in mitochondria.
C)  facilitate diffusion of substances into the mitochondria.
D)  increase the surface area for chemical reactions.E) All of the above
F) A) and B)

Question 14

Energy is stored in ATP molecules in ribosomes.

Accepted Answer

A) True 
 B)False

Question 15

When there is a surplus of dietary carbohydrates, they are converted to lipids through lipogenesis. Where are they synthesized?

Accepted Answer

A)  Golgi apparatus
B)  Smooth endoplasmic reticulum
C)  Rough endoplasmic reticulum
D)  MitochondriaE) A) and B)
F) A) and C)

Question 16

The body is made up of many different cell types, from small circular red blood cells to the elongated smooth muscle cells 20X its size. Why is there such variation in size and shape?

Accepted Answer

A)  Different cell sizes are due to nutritional differences.
B)  Different variations in size and shape allow differentiated cell types to perform unique functions.
C)  Variations in cell shape and size are due to chromosomal differences between cells.
D)  Cell size and shape does not vary among cell types.E) All of the above
F) C) and D)

Question 17

During anaphase of mitosis, centromeres separate and replicated chromosomes separate.

Accepted Answer

A) True 
 B)False

Question 18

Mitosis occurs in ________ cells.

Accepted Answer

The answer of Mitosis occurs in ________ cells....

Question 19

A cell that secretes abundant proteins would have many nucleoli.

Accepted Answer

A) True 
 B)False

Question 20

A telomere is a type of hormone that controls the cell cycle.

Accepted Answer

A) True 
 B)False

Exam 3: Cells

The sequence of organelles and cell parts involved in milk secretion is

Correct AnswerverifiedShow Answer

A cell undergoing ________ loses its shape, forms bubble, and falls apart.

Correct AnswerverifiedShow Answer

A cell that secretes abundant proteins would have many nucleoli.

Correct AnswerverifiedShow Answer

ATP is used to power many cellular processes. Some genetic disorders are the result of defects in ATP creation. Which organelle is likely affected in these disorders?

Correct AnswerverifiedShow Answer

Proteins are manufactured in mitochondria.

Correct AnswerverifiedShow Answer

Apoptosis is a slow version of mitosis.

Correct AnswerverifiedShow Answer

Chloride ions follow the concentration gradient, but require a membrane protein for passage. Which transport method is occurring?

Correct AnswerverifiedShow Answer

When there is a surplus of dietary carbohydrates, they are converted to lipids through lipogenesis. Where are they synthesized?

Correct AnswerverifiedShow Answer

If cells placed in a solution shrivel up, the solution is ________.

Correct AnswerverifiedShow Answer

A cell is surrounded by an extremely thin, flexible membrane. Why is the membrane selectively permeable?

Correct AnswerverifiedShow Answer

During anaphase of mitosis, centromeres separate and replicated chromosomes separate.

Correct AnswerverifiedShow Answer

Energy is stored in ATP molecules in ribosomes.

Correct AnswerverifiedShow Answer

A telomere is a type of hormone that controls the cell cycle.

Correct AnswerverifiedShow Answer

The body is made up of many different cell types, from small circular red blood cells to the elongated smooth muscle cells 20X its size. Why is there such variation in size and shape?

Correct AnswerverifiedShow Answer

Mitosis occurs in ________ cells.

Correct AnswerverifiedShow Answer

Following the nomenclature for cells, what type of cells take in solid particles like bacteria?

Correct AnswerverifiedShow Answer

The main function of cristae in mitochondria is to

Correct AnswerverifiedShow Answer

A partly specialized cell that is the daughter of a stem cell is a(n) ________ cell.

Correct AnswerverifiedShow Answer

Some types of active transport use energy provided by ATP molecules.

Correct AnswerverifiedShow Answer

Facilitated diffusion moves a substance following its concentration gradient, with the aid of a carrier protein.

Correct AnswerverifiedShow Answer

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