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A Level Biology > Functions of Organelles > Flashcards

Functions of Organelles Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Ribosomes.

A

Protein synthesis,

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2
Q

Smooth Endoplasmic Reticulum.

A

Synthesis of membranes. Regulates Ca2+ ions. Processes toxins.

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3
Q

Centrioles.

A

Needed for cell division.

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4
Q

Golgi Apparatus.

A

Where the protein is modified, for example, a carbohydrate is added to the protein to form a glycoprotein. Membrane-bound sacs that are stacked and have a smooth membrane with no ribosomes.

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5
Q

Cytoplasm.

A

Site of chemical reactions. Maintains shape.

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6
Q

Mitochondria.

A

The site of aerobic respiration.

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7
Q

Cell membrane.

A

Regulates movement.

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8
Q

Rough Endoplasmic Reticulum.

A

Formation and synthesis of proteins.

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9
Q

Nucleus.

A

Contains DNA.

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10
Q

Nucleolus.

A

Assembles ribosomes.

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11
Q

Lysosomes.

A

Aids digestion.

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12
Q

Vesicles.

A

Contains digestive enzymes.

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13
Q

Acrosome.

A

Breaks down zona pellucida.

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14
Q

Flagellum.

A

Allows movement.

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15
Q

Lipid Droplets.

A

Oil droplets, a metabolic reserve of energy.

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16
Q

Cortical Granules.

A

Prevents polyspermy.

17
Q

Corona Radiata.

A

Produces proteins.

18
Q

Zona Pellucida.

A

Protects cell. Regulates interactions between sperm and egg.

19
Q

Vacuole.

A

Food store. Keeps shape.

20
Q

Tonoplast.

A

Maintains cell turgidity.

21
Q

Chromatin.

A

Efficiently packages DNA.

22
Q

Nuclear Envelope.

A

Controls nuclear movement.

23
Q

Cell Wall.

A

Supports and protects cell. Regulates movement.

24
Q

Amyloplast.

A

Responsible for synthesis and storage of starch granules.

25
Q

Chloroplasts.

A

Photosynthesis.

26
Q

Middle lamella.

A

Pectin layer joining two plant cells together.

27
Q

Pit.

A

Aids movement.

28
Q

Plasmodesma.

A

Channel through the cell wall.

A Level Biology (14 decks)

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