Cell Biology

Question 1

Nuclear pore

Answer 1

Allow mrna and ribosomes travel out of nucleus and allow enzyme in

Question 2

Chromatin

Answer 2

Material the makes chromosomes

Question 3

Histones

Answer 3

Chromosomes made of section of dna tightly wound around proteins

Question 4

Nucleolus

Answer 4

Site of ribosome production

Question 5

Nuclear envelope

Answer 5

Has pores so mrna can pass through

Question 6

Ribosomes

Answer 6

Site of protein synthesis

Question 7

Structure or RER

Answer 7

Covered by ribosome
Continuous folding of membrane in nuclear envelope

Question 8

RER

Answer 8

Protein synthesis

Question 9

Structure of chloroplast

Answer 9

Surrounded by double membrane

Question 10

Thylakoids

Answer 10

Membrane bound compartments containing chlorophyll that stack to form grana

Question 11

Grana is joined by

Answer 11

Lamellae

Question 12

Chloroplast

Answer 12

Site of photosynthesis

Question 13

Light dependent stage

Answer 13

Thylakoids

Question 14

Light independent stge

Answer 14

Stoma

Question 15

Chloroplast contain

Answer 15

Small dna needed to synthesis protein for chloroplast replication and photosynthesis

Question 16

Structure of mitochondria

Answer 16

Surrounded by double membrane

Question 17

Cristae

Answer 17

Made by folded inner membrane
And it is site of electron transport chain

Question 18

Fluid matrix

Answer 18

Made from cristea containing enzyme needed for producing atp

Question 19

Mitochondria contains

Answer 19

Mitochondrial dna and ribosomes

Question 20

SER

Answer 20

Processing and storage of lipids carbs and steroid
Lipid synthesis

Question 21

Cisternae

Answer 21

Network of tubules extends from cell membrane and connect to nuclear envelope

Question 22

Golgi appartus

Answer 22

Modifies and packages lipids and proteins

Question 23

Vesicles

Answer 23

Transport proteins and lipids

Question 24

Permanent vacuole

Answer 24

Surrounded by tonoplast
keeps the cell rigid and stops the plant from wilting.

Question 25

Lysosomes

Answer 25

Contains hydrolytic enzymes Breaks down waste materials Apoptosis

Question 26

Centrioles

Answer 26

Make spindle fibres

Question 27

Cell membrane

Answer 27

Controls movement of substances into and out of the cell Cell signalling

Question 28

Flagella

Answer 28

Made from longer microtubules Cell movement

Question 29

Cell wall structure

Answer 29

Made from cellulose

Question 30

Cell wall function

Answer 30

Prevents the cell from bursting Allows exchange of substances between Supports the cell

Question 31

Cilia

Answer 31

Move liquids along in tubes

Question 32

Cytoskeleton structure

Answer 32

Cell contains a network of protein fibres called microtubules and microfilaments Fibres made of a protein acting

Question 33

Cytoplasm structure

Answer 33

Support animal cell Movement of organelles Movement requires ATP

Question 34

Cytoplasm structure

Answer 34

Support animal cell Movement of organelles Movement requires ATP