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Parts of a Cell
Functions of the parts of a cell
12
Biology
11th Grade
11/21/2013

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Term
Cell membrane
Definition
A semi-permeable membrane that regulates the movement of substances into and out of the cell
Term
Cell wall
Definition
A permeable membrane that maintains the shape of plant cells and prevents it from bursting due to the excessive intake of water
Term
Cytopasm
Definition
A jelly-like matrix that acts as a medium for biochemical processes
Term
Nucleus
Definition
Contains genetic information in the form of DNA and controls all activities of the cell
Term
Mitochondria
Definition
Carries out cellular respiration to produce energy for the cell
Term
Ribosomes
Definition
Site of protein synthesis
Term
Smooth Endoplasmic Reticulum
Definition
Synthesises lipids an carries out the detoxification of drugs and metabolic by-products
Term
Rough Endoplasmic Reticulum
Definition
Transports proteins synthesised by ribosomes to the Golgi complex/apparatus
Term
Golgi Apparatus/Complex
Definition
Modifies and packages proteins into secretory vesicles
Term
Lysosomes
Definition
Contain hydrolytic enzymes that break down unwanted cells and carry out digestion
Term
Centrioles
Definition
Forms spindle fibres during cell division
Term
Chloroplasts
Definition
Traps energy from the sunlight and coverts it into chemical energy during photosynthesis
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