Parts of the cell

Question 1

cell’s information center; contains most of the cell’s genes

Answer 1

nucleus

Question 2

nuclear lamina; gives the nucleus its shape

Answer 2

nuclear matrix

Question 3

semiliquid substance within the nucleus

Answer 3

nucleoplasm

Question 4

holds the generic material DNA; condenses to form chromosomes

Answer 4

chromatin

Question 5

responsible for synthesizing and assembling some of the RNA and protein components needed to form the ribosomes

Answer 5

nucleolus

Question 6

biosynthetic factory

Answer 6

endoplasmic reticulum

Question 7

studded with ribosomes

Answer 7

rough ER

Question 8

has no role in protein synthesis; no ribosomes

Answer 8

smooth ER

Question 9

shipping and receiving center; consists of a stack of flattened vesicles known as cisternae

Answer 9

golgi apparatus

Question 10

membrane-bound sacs that function in storage and transport; integral part of a cell’s endomembrane system

Answer 10

vesicles

Question 11

vesicles from ER to Golgi Apparatus

Answer 11

transport vesicles

Question 12

vesicles from Golgi Apparatus to Plasma Membrane

Answer 12

secretory vesicles

Question 13

digest excess or worn-out and damaged organelles and other intracellular structures no longer needed by the cell

Answer 13

lysosomes

Question 14

the cell’s boundary; encloses the content of the cells

Answer 14

plasma membrane

Question 15

site of cellular respiration; acts as a cell within a cell

Answer 15

mitochondria

Question 16

some of the organelles (mitochondria and chloroplast) in eukaryotic cells were once prokaryotic microbes

Answer 16

endosymbiotic theory

Question 17

site of photosynthesis in plants

Answer 17

chloroplast

Question 18

membranous sacs in the inner membrane of chloroplast

Answer 18

thylakoid

Question 19

the internal fluid in the inner membrane of chloroplast

Answer 19

stroma

Question 20

pigment containing plastids responsible for the coloration of flowers, fruits, and other plant

Answer 20

chromoplast

Question 21

plastids that are specialized for the storage of starch

Answer 21

amyloplast

Question 22

maintains the turgor pressure that keeps tissue from wilting

Answer 22

central vacuole