Ch 4 - Parts of Cells and Organelles

Question 1

supports cell and maintains its shape

Answer 1

cytoskeleton

Question 2

many store pigments, others store large macromolecules

Answer 2

plastids

(“most important” example: chlorophyll)

Question 2

Describe the function of this cell part:

chloroplast

(contain chlorophylls - key light-trapping molecules)

Answer 2

convert sunlight energy to chemical bond energy

Question 3

Describe the function of this cell part:

mitochondria (pl)

mitochondrion (sing)

Answer 3

production of ATP

Question 4

Identify the smooth & rough ER, and the Golgi Apparatus

Answer 4

Question 5

Identify the nucleus, cell membrane, and cytoplasm

Answer 5

Question 5

Describe the function of this cell part:

plasma membrane

(cell membrane)

Answer 5

selectively permeable membrane that determines what materials get to cross

Question 6

selectively permeable membrane that determines what materials get to cross

Answer 6

plasma membrane

(cell membrane)

Question 7

convert sunlight energy to chemical bond energy

Answer 7

chloroplast

(contain chlorophylls - key light-trapping molecules)

Question 8

Describe the function of this cell part:

ribosome

Answer 8

site of protein synthesis

Question 9

Identify the vacuole, mitochondria, and chloroplast

(what type of cell is this?)

Answer 9

this is a plant cell!

Question 9

Describe the function of this cell part:

plastids

(“most important” example: chlorophyll)

Answer 9

many store pigments, others store large macromolecules

Question 11

phospholipid bilayer

Answer 11

plasma membrane

selectively permeable membrane

Question 12

Describe the function of this cell part:

plasma membrane

selectively permeable membrane

Answer 12

phospholipid bilayer

Question 13

functions in packaging of small molecules for transport

Answer 13

Golgi Apparatus

transports materials (usually in vesicles) to destinations in the cell OR to the cell membrane for export

Question 14

Describe the function of this cell part:

lysosome

Answer 14

functions in intracellular digestion

Question 15

Describe the function of this cell part:

Endoplasmic Reticulum

(rough)

Answer 15

functions to compartmentalize the cell

and

play a role in intracellular transport

Question 17

functions in intracellular digestion

Answer 17

lysosome

Question 18

Describe the function of this cell part:

Smooth Endoplasmic Reticulum

Answer 18

synthesizes lipids

modifies molecules - chemically changes them

Question 20

functions to compartmentalize the cell

and

play a role in intracellular transport

Answer 20

Endoplasmic Reticulum

(rough)

Question 21

supportive structure in plant cells

Answer 21

cell wall

(also found in some prokaryotes, fungi, and protists)

Question 22

production of ATP

Answer 22

mitochondria (pl)

mitochondrion (sing)

Question 23

Describe the function of this cell part:

Golgi Apparatus

transports materials (usually in vesicles) to destinations in the cell OR to the cell membrane for export

Answer 23

functions in packaging of small molecules for transport

Question 24

site of protein synthesis

Answer 24

ribosome

Question 25

# Describe the function of this cell part: cytoskeleton

Answer 25

supports cell and maintains its shape

Question 26

# Describe the function of this cell part: vacuole (in plants, the central vacuole stores water and maintains *turgor pressure*)

Answer 26

plays a role in intracellular digestion and release of cellular waste products

Question 27

# Describe the function of this cell part: cell wall (also found in some prokaryotes, fungi, and protists)

Answer 27

supportive structure in plant cells

Question 28

plays a role in intracellular digestion and release of cellular waste products

Answer 28

vacuole (in plants, the central vacuole stores water and maintains *turgor pressure*)

Question 29

synthesizes lipids *modifies* molecules - chemically changes them

Answer 29

Smooth Endoplasmic Reticulum