Cell review

Question 1

Prokaryote cells include

Answer 1

bacteria and archaea

Question 2

what do prokaryotes lack that eukaryotes have

Answer 2

a membrane bound nucleus

Question 3

the prokaryotic cell wall is primarily composed of

Answer 3

peptidoglycan

Question 4

biological membranes are

Answer 4

thin, flexible, and stable sheet-like structures that have selective permeability

Question 5

the phospholipid bilayer has these proteins

Answer 5

integral and peripheral

Question 6

centrally located and contains the circular chromosome

Answer 6

nucleoid

Question 7

large granules that contain organic or inorganic compounds

Answer 7

inclusion bodies

Question 8

three things about plasmids

Answer 8

replicate independently of chromosomes
carry genes that benefit the bacterium
are used in molecular cloning

Question 9

for attachment and conjugation

Answer 9

pili

Question 10

are used for locomotion in prokaryotes

Answer 10

flagella

Question 11

eukaryotic cells have

Answer 11

membrane bound organelles that increase surface area for chemical reactions

Question 12

isolates the cell and is selectively permeable

Answer 12

plasma membrane

Question 13

outside the plasma membrane are the

Answer 13

glycocalyx and extracellular matrix

Question 14

a series of membranous tubules, vesicles, and flattened sacks that function for protein synthesis, folding, and glycsylation

Answer 14

rough endoplasmic reticulum

Question 15

RNA/protein complexes involved in protein biosynthesis with two functional subunits

Answer 15

ribosomes

Question 16

formed of large flattened sac-like membranous vesicles that processes, packages, and distributes cell products

Answer 16

golgi apparatus

Question 17

contains the DNA and is the site of transcription

Answer 17

nucleus

Question 18

surrounds the nucleoplam

Answer 18

nuclear envelope

Question 19

nuclear envelope contains these through which most of the molecules that enter and leave the nucleus

Answer 19

nuclear pores

Question 20

vesicles that contain digestive enzymes (acid hydrolases) and degrades debris involved in autophagy

Answer 20

lysosomes

Question 21

four characteristics of mitochondria

Answer 21

are site of aerobic metabolism
principle source of cellular ATP
have inner and outer membrane surrounding matrix
contain their own DNA ad ribosomes

Question 22

small organelle containing oxidative enzymes for detoxifies peroxides

Answer 22

peroxisomes

Question 23

organelles found only in plants, algae, and some protists

Answer 23

plastids

Question 24

two types of plastids

Answer 24

leucoplasts and chromoplasts

Question 25

specialized chromoplasts in photosynthesis

Answer 25

chloroplasts

Question 26

an intricate supportive network of fibers, filaments, and associated proteins

Answer 26

cytoskeleton

Question 27

three main components of cytoskeleton

Answer 27

microtubules microfilaments intermediate filaments

Question 28

microtubules contain

Answer 28

tubulin and proteins -kinesin and dynein

Question 29

microfilaments contain

Answer 29

actin and proteins- myosin, troponin, tropomodulin, actinin

Question 30

examples of intermediate filaments

Answer 30

keratin and cytokeratin