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Biology > Cell Organelles > Flashcards

Cell Organelles Flashcards

1
Q

What does an animal cell contain?

A

Nucleus
Mitochondria
Plasma membrane
Ribosomes
Cytoplasm
Rough endoplasmic reticulum
Smooth endoplasmic reticulum
Golgi apparatus
Golgi vesicles
Lysosomes
2 centrioles close to the nucleus at right angles

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2
Q

What does a mitochondria contain?

A

Matrix
Cristae
Envelope (inner membrane, outer membrane, inter membrane space)

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3
Q

What does nucleus contain?

A

Nucleolus
Nuclear envelope
Nuclear pores
Chromatin

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4
Q

What is on the surface of rough endoplasmic reticulum?

A

Ribosomes

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5
Q

What is the role of the nucleolus?

A

Synthesising ribosomal RNA/ ribosomes

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6
Q

What is the role of the nuclear pore?

A

Allows mRNA to leave the cell

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7
Q

What is the role of the nucleus?

A

Contains genetic material for protein synthesis

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8
Q

What is the role of the ribosomes?

A

Protein synthesis

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9
Q

What is the role of the mitochondria?

A

Release energy for aerobic respiration/ produce ATP

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10
Q

What is the role of the rough endoplasmic reticulum?

A

Folds and packages proteins and transports to the Golgi apparatus

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11
Q

What is the role of the smooth endoplasmic reticulum?

A

Synthesis of carbohydrates and lipids

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12
Q

What is the role of the cytoplasm?

A

Helps cell maintain shape and form

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13
Q

What is the role of the nuclear envelope?

A

Controls entry and exit of materials in and out of nucleus and contains reactions

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14
Q

What is the role of the Golgi apparatus?

A

Processes and packages new lipids and proteins also makes lysosomes

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15
Q

What is the role of the Golgi vesicles?

A

Migrate to and combine with cell membranes - pumps important proteins out of cell

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16
Q

What is the role of the plasma membrane?

A

Provide protection for the cell

17
Q

What is the role of the chromatin?

A

Package DNA to fit within a tight space of the nucleus

18
Q

What is the role of the lysosome?

A
  • hydrolyse material ingested
  • exocytosis
  • autolysis
19
Q

What is the role of the 2 centrioles close to the nucleus at right angles to each other?

A

Helps determine locations of the nucleus and other organelles

20
Q

What does a plant cell contain?

A

Middle lamella
Plasmodesmata
Cell wall
Permanent vacuole
Mitochondria
Smooth endoplasmic reticulum
Rough endoplasmic reticulum
Plasma membrane
Ribosome
Nucleus
Chloroplast
Golgi apparatus
Golgi vesicles
Cytoplasm

21
Q

What does chloroplast contain?

A

Envelope
Grana

22
Q

What does permanent vacuole contain?

A

Tonoplast
Cell sap

23
Q

What is the role of the middle lamella?

A

Stick plant cells together and provides stability

24
Q

What is the role of the plasmodesmata?

A

Allows molecules and substances to move back and forth

25
Q

What is the role of the cell wall?

A

Provides support

26
Q

What is the role of the permanent vacuole?

A

Maintains pressure to keep cell turgid

27
Q

What is the role of the chloroplast?

A

Site of photosynthesis

28
Q

What is the role of the tonoplast?

A

Regulate movement of ions around cell

29
Q

What is the role of the cell sap?

A

Storage for materials

30
Q

What is the role of the grana?

A

Site where light reactions of photosynthesis occur

31
Q

What does the cell wall in plants consist of?

A

Polysaccharides such as cellulose

32
Q

What does the cell wall in fungi consist of?

A
  • Mixture of nitrogen containing polysaccharides such as chitin
  • polysaccharides such as glycan and glycoproteins
33
Q

What does the cell wall of algae contain?

A
  • Cellulose or glycoproteins
  • or mixture of both

Biology (33 decks)

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