Organelles

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13 Terms

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Nucleus

Contains chromatin and controls the cell activities by controlling the transcription of DNA.

Site of DNA replication

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Lysosome

Small organelle that releases hydrolitic enzymes to hydrolyse pathogens

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Rough Endoplasmic Reticulum (RER)

A system of membrane bound flattened sacs. Folds and processes ribosomes and sens them to the golgi

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Smooth Endoplasmic Reticulum

A system of membrane bound flattened sacs. Synthesises and processes lipids

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Golgi apparatus

A group of fluid filled membrane bound flattened sacs. Modifies proteins by adding carbohydrates to produce glycoproteins. Modifies lipids by adding carbohydrates to produce glycolipids

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Centriole

Small hollow cylinders made of microtubles. Separated chromosomes in cell division by creating spindle fibres

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Chitin

Component of fungal cell walls

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Mitochondria

Site of aerobic respiration

To produce ATP for energy release

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Chloroplast

Absorbs light energy for photosynthesis

-Stroma, contains thylakoid membrane

- Lamella- Thylakoid liking grana

Grana- Stacks of thylakoid

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capsule

Prevents dessication and prevents the cell from antibiotics and viruses

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Plasmid

Small loops of DNA that can be shared between cells

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Flagellum

used for locomotion

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Mesosome(membrane infold)

Increased surface area for respiration or photosynthesis