Question 1

What is the function of secretory vesicles inside a cell?

Accepted Answer

A)  move proteins between the endoplasmic reticulum and the cell membrane
B)  move proteins between the endoplasmic reticulum and the Golgi apparatus
C)  move proteins between the nucleus and the endoplasmic reticulum
D)  move proteins between the Golgi apparatus and the plasma membrane
E)  move proteins between the nucleus and the Golgi apparatus D

Question 2

What is the cell structure marked "b." on the animal cell diagram?

Accepted Answer

A)  nucleus
B)  Golgi apparatus
C)  smooth endoplasmic reticulum
D)  mitochondria
E)  rough endoplasmic reticulum D

Question 3

Based on observations that a cell has a nucleus,a cell wall,and a large central vacuole,you can conclude that this cell is most likely a(n)

Accepted Answer

A)  archaean cell
B)  animal cell
C)  bacterial cell
D)  plant cell
E)  prokaryotic cell D

Question 4

Which organelle acts as the powerhouse of the cell?

Accepted Answer

A)  mitochondria
B)  nucleus
C)  rough endoplasmic reticulum
D)  chloroplast
E)  lysosome

Question 5

Which is the process by which newly-made proteins are secreted out of an animal cell?

Accepted Answer

A)  pinocytosis
B)  protein synthesis
C)  endocytosis
D)  phagocytosis
E)  exocytosis

Question 6

If you were studying the semifluid interior of the cell you would be studying the:

Accepted Answer

A)  cytoplasm
B)  cytoskeleton
C)  centrosome
D)  chromatin
E)  centrioles

Question 7

Which theory states that the chloroplast and mitochondria are formed due to a eukaryotic cell engulfing prokaryotic cells?

Accepted Answer

A)  Eukaryotic theory
B)  Prokaryotic theory
C)  Cell theory
D)  Matrix theory
E)  Endosymbiosis theory

Question 8

What is the cell structure marked "e." on the animal cell diagram?

Accepted Answer

A)  lysosome
B)  mitochondrion
C)  nucleus
D)  centrioles
E)  nucleolus

Question 9

-What is the function of the cell structure marked "b." on the plant cell diagram?

Accepted Answer

A)  to convert light energy into chemical molecules
B)  to carry genetic information
C)  to provide structural support and cell shape
D)  to store water and wastes
E)  to produce new proteins

Question 10

What is the cell structure marked "a." on the animal cell diagram?

Accepted Answer

A)  nucleus
B)  rough endoplasmic reticulum
C)  mitochondria
D)  Golgi apparatus
E)  smooth endoplasmic reticulum

Question 11

Which cytoskeletal structure is associated with its correct composition?

Accepted Answer

A)  centriole: short barrels of intermediate filaments
B)  actin filaments: twisted strands of keratin proteins
C)  microtubules: cylinders made of keratin proteins
D)  flagellum: microtubule doublets and actin side arms
E)  intermediate filaments: ropes made of proteins

Question 12

Where might lipids be synthesized outside the parts of the endomembrane system?

Accepted Answer

A)  smooth endoplasmic reticulum
B)  rough endoplasmic reticulum
C)  Golgi apparatus
D)  nucleus
E)  mitochondria

Question 13

Which of the following parts is found in both plant and animal cells?

Accepted Answer

A)  carbohydrates
B)  enzymes for photosynthesis
C)  cristae
D)  thylakoids
E)  chlorophyll

Question 14

Which of these would be performed by a part of the cell other than the cytoskeleton?

Accepted Answer

A)  help white blood cells break down bacteria that have been engulfed
B)  strengthen a layer of skin cells
C)  help connective cells crawl along a surface
D)  help organelles move inside a cell
E)  maintain the shape of intestinal cells

Question 15

Cells are usually rather small.What does this ensure that they have?

Accepted Answer

A)  a sufficient surface area-to-volume ratio
B)  an exchange of genetic information
C)  a need for lipid-based membranes
D)  a reduction in size due to division
E)  a group of new cells by division

Question 16

The basic unit of structure and function for all life is the

Accepted Answer

A)  molecule.
B)  cell.
C)  organism.
D)  atom.
E)  organ.

Question 17

If an eukaryotic cell lacked the Golgi apparatus,which of the following would be true?

Accepted Answer

A)  it could not digest macromolecules
B)  it could not package proteins
C)  it could not maintain its shape
D)  it would not have genetic information
E)  it could not make energy

Question 18

In mammalian species,what structure allows sperm to move?

Accepted Answer

A)  pseudopod
B)  cilium
C)  actin filament
D)  intermediate filament
E)  flagellum

Question 19

Which organelle is physically connected to the nuclear envelope?

Accepted Answer

A)  Golgi apparatus
B)  mitochondria
C)  endoplasmic reticulum
D)  nucleolus
E)  lysosome

Question 20

-What is the cell structure marked "d." on the plant cell diagram?

Accepted Answer

A)  central vacuole
B)  smooth endoplasmic reticulum
C)  nucleus
D)  cytoplasm
E)  Golgi apparatus

Exam 4: Structure and Function of Cells