Question 1

The activity that takes place on ribosomes is

Accepted Answer

A)   protein synthesis.
B)   DNA synthesis.
C)   carbohydrate synthesis.
D)   energy acquisition.
E)   cell division.F) D) and E)
G) A) and D)

Question 2

Which organelle in the list is a membranous sac formed by budding off sections of the Golgi membrane?

Accepted Answer

A)   peroxisome
B)   mitochondrion
C)   lysosome
D)   centrosomeE) A) and D)
F) C) and D)

Question 3

The final stage of mitosis is _______.

Accepted Answer

The answer of The final stage of mitosis is _______....

Question 4

The Golgi apparatus contains DNA.

Accepted Answer

A) True 
 B)False

Question 5

In terms of cell lineages,a blood cell is more closely related to a bone cell than to a skin cell.

Accepted Answer

A) True 
 B)False

Question 6

When telomeres shorten to a certain length,__________.

Accepted Answer

A)   the cell stops dividing
B)   centrioles are duplicated
C)   cytokinesis begins
D)   mitosis beginsE) B) and C)
F) All of the above

Question 7

The interior of a cell membrane is oily because

Accepted Answer

A)   the membrane drinks in oils.
B)   the phospholipid tails are made of fatty acids.
C)   the phospholipid heads are made of fatty acids.
D)   the secretory network passes oils to the outside of the cell.
E)   the secretory network captures oils from outside the cell.F) None of the above
G) B) and C)

Question 8

In prophase,DNA is tightly coiled into darkly staining structures called chromatin.

Accepted Answer

A) True 
 B)False

Question 9

An organelle type that is built of microtubules and fringes the free surfaces of certain cell types is a

Accepted Answer

A)   cilium.
B)   nucleolus.
C)   vesicle.
D)   endoplasmic reticulum.
E)   cell tail.F) A) and E)
G) All of the above

Question 10

In this type of cell division,chromosome number is reduced by half.

Accepted Answer

A)   meiosis
B)   mitosis
C)   cytokinesis
D)   cleavageE) C) and D)
F) None of the above

Question 11

Glucose is a polar molecule that requires a carrier protein in order to diffuse through the plasma membrane's non-polar barrier.Diffusion of substances that require carrier proteins is known as ____________.

Accepted Answer

A)   active transport
B)   transcytosis
C)   facilitated diffusion
D)   reverse osmosis
E)   endocytosisF) D) and E)
G) C) and E)

Question 12

A lysosome is an example of a cellular organelle.

Accepted Answer

A) True 
 B)False

Question 13

Vesicles that deliver proteins and lipids to other cells are called _______.

Accepted Answer

The answer of Vesicles that deliver proteins and lipids to...

Question 14

The movement of glucose through a cell membrane is by facilitated diffusion.

Accepted Answer

A) True 
 B)False

Question 15

During _______,chromatids separate and become chromosomes that are pulled toward opposite ends of the cell.

Accepted Answer

The answer of During _______,chromatids separate and become chromosomes that...

Question 16

If impermeant solutes are present in greater concentration in intracellular fluid,which statement is true?

Accepted Answer

A)   Water will move into the cell.
B)   Water will move out of the cell.
C)   Impermeant solute will move into the cell.
D)   Impermeant solute will move out of the cell.
E)   both b and cF) A) and D)
G) B) and D)

Question 17

Receptor mediated endocytosis is another name for facilitated diffusion.

Accepted Answer

A) True 
 B)False

Question 18

In osmosis,water diffuses down its concentration gradient.

Accepted Answer

A) True 
 B)False

Question 19

The mechanism of membrane transport that requires an input of energy is

Accepted Answer

A)   passive transport.
B)   active transport.
C)   facilitated diffusion.
D)   passive diffusion.
E)   active diffusion.F) A) and D)
G) A) and E)

Question 20

A composite cell has three basic parts.They are the

Accepted Answer

A)   nucleus,ribosomes and mitochondria.
B)   cell membrane,nucleus and cytoplasm.
C)   cell membrane,ion channels and cytoplasm.
D)   nucleus,Golgi apparatus and endoplasmic reticulum.
E)   centrioles,mitochondria and chloroplasts.F) None of the above
G) C) and E)

Exam 3: Cells

A composite cell has three basic parts.They are the

Correct AnswerverifiedShow Answer

Receptor mediated endocytosis is another name for facilitated diffusion.

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Vesicles that deliver proteins and lipids to other cells are called _______.

Correct AnswerverifiedShow Answer

If impermeant solutes are present in greater concentration in intracellular fluid,which statement is true?

Correct AnswerverifiedShow Answer

In prophase,DNA is tightly coiled into darkly staining structures called chromatin.

Correct AnswerverifiedShow Answer

In osmosis,water diffuses down its concentration gradient.

Correct AnswerverifiedShow Answer

The activity that takes place on ribosomes is

Correct AnswerverifiedShow Answer

The movement of glucose through a cell membrane is by facilitated diffusion.

Correct AnswerverifiedShow Answer

An organelle type that is built of microtubules and fringes the free surfaces of certain cell types is a

Correct AnswerverifiedShow Answer

When telomeres shorten to a certain length,__________.

Correct AnswerverifiedShow Answer

The mechanism of membrane transport that requires an input of energy is

Correct AnswerverifiedShow Answer

In this type of cell division,chromosome number is reduced by half.

Correct AnswerverifiedShow Answer

The Golgi apparatus contains DNA.

Correct AnswerverifiedShow Answer

Which organelle in the list is a membranous sac formed by budding off sections of the Golgi membrane?

Correct AnswerverifiedShow Answer

The final stage of mitosis is _______.

Correct AnswerverifiedShow Answer

In terms of cell lineages,a blood cell is more closely related to a bone cell than to a skin cell.

Correct AnswerverifiedShow Answer

A lysosome is an example of a cellular organelle.

Correct AnswerverifiedShow Answer

The interior of a cell membrane is oily because

Correct AnswerverifiedShow Answer

During _______,chromatids separate and become chromosomes that are pulled toward opposite ends of the cell.

Correct AnswerverifiedShow Answer

Glucose is a polar molecule that requires a carrier protein in order to diffuse through the plasma membrane's non-polar barrier.Diffusion of substances that require carrier proteins is known as ____________.

Correct AnswerverifiedShow Answer

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