Cell function C2 (part2)

Question 1

Cellular Organelles of NUCLEUS [7]

Answer 1

-nuclear envelope (inner + outer)
-nuclear pores that control entry and exit of material
-nucleoplasm act as cythoplasm inside nucleus
-nucleus to control cell activities
-nucleolus to synthesized ribosomes (RNA)
-chromosomes consist of DNA wrapped around the protein
-histone(proteins) + DNA = nucleosome

Question 2

Function of NUCLEUS [6]

Answer 2

-control center
(growth, protein synthesis, reproduction)
-produce ribosomes
-manufacture all RNA
-storeDNA
-duplicate DNA
-control exchange of signal and substance

Question 3

Cellular organelles of MITOCHONDRIA [3]

Answer 3

-replicate own DNA
-has inner and outer membrane
-produce ATP energy

Question 4

Function of MITOCHONDRIA [4]

Answer 4

-cristae: increase surface area for chemical reaction that transform chemical energy into ATP
-matrix: replicate own DNA, ribosomes, enzyme
-outer: smooth and defines its shape
-inner: contains many fold

Question 5

Cellular Organelles of CHLOROPLAST [6]

Answer 5

-inner membrane
-outer membrane
-granum
-thylakoid
-stroma
-lamela

Question 6

Function of CHLOROPLAST [6]

Answer 6

-site of photosynthesis
-convert sunlight into chemical energy

-granum: arrangement of a lot thylakoids
-thylakoid: contain chlorophyl for photosynthesis with sunlight
-stroma: base of photosynthesis without sunlight
-lamela: connect grana together

Question 7

State the before and after process of PHOTOSYNTHESIS

Answer 7

C02 + H20 = C6H12O6 + O2

Question 8

Where is ENDOPLASMIC RETICULUM from?

Answer 8

nucleus envelope

Question 9

Function of ENDOPLASMIC RETICULUM [4]

Answer 9

-circulation and transport
-storage protein and minerals
-synthesis lipids, protein, carbohydrate
-a large surface area for enzymeaction

Question 10

Function of ROUGH ER (rER) [2]

Answer 10

-have ribosome on the surface for synthesis proteins
-transport to golgi apparatus

Question 11

Function of SMOOTH ER (sER) [4]

Answer 11

-synthesis steroid and other lipid
-synthesis carbohydrate
-synthesis Ca+ that storage in muscle
-detexification toxin in liver

Question 12

Where is Ribosomes from?

Answer 12

nucleolus

Question 13

What is RIBOSOMES? [2]

Answer 13

protein synthesis machinery
-have small and large subunit made of protein and ribosomal RNA

Question 14

Function of RIBOSOMES [2]

Answer 14

-subunits associate when they are synthesizing proteins
-to synthesis proteins

Question 15

Function of GOLGI APPARATUS?

Answer 15

-store, modify and packaging proteins

Question 16

Cellular Organelles of GOLGI APPARATUS?
[2]
[2 vesicle]

Answer 16

-transport vesicle used to bring protein from smooth endoplasmic recticulum to golgi apparatus
-secretory vesicle used for excretion from golgi and move to plasma membrane

have 2 vesicle inside golgi apparatus:
-secretory vesicle (trans face)
-transport vesicle (cis face)

Question 17

Where is Lysosomes from?

Answer 17

Golgi Apparatus

Question 18

What is LYSOSOMES? [2]

Answer 18

vesicle with digestive enzyme (hydrolytic enzyme)
-used for intracellular digestion

Question 19

What is name of Lysosomes digestion process?

Answer 19

PHAGOCYTOSIS

Question 20

State PHAGOCYTOSIS process? [4]

Answer 20

particles enter from outside plasma membrane
-food vesicle carry the particles
-golgi apparatus will form lysosomes
-lysosomes synthesis particle (phagocytosis)

Question 21

Function of LYSOSOMES [3]

Answer 21

-digesting food
-digesting organelles
-digesting cells

Question 22

What is Food Vacuol carry? [2]

Answer 22

-organelles: eliminate old organelles
-cells: eliminate patogen

Question 23

Function of Peroxisome? [2]

Answer 23

-used for removing reactive compound from cytoplasm
-for detoxification in liver by oxidative enzyme

Question 24

Cellular Organelles of Plant Cell VACUOL [4]

Answer 24

-in plant cell only
-tonoplast act as membrane cell
-contain cell sap inside vacuol
-control water flow process named osmosis in and out cell