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8th Science-Cells and Heredity
Parts of the Cell
11
Science
8th Grade
03/29/2010

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Term
Endoplasmic reticulum
Definition
is a maze-like structure that carries protein and other material throughout the cell.
Term
Golgi Body
Definition
receives protein and other material and packages it for distribution through the cell or out of the cell.
Term
Vacuole
Definition
stores water and other material.
Term
Lysosome
Definition
contains harsh chemicals to break down and recycle materials in the cell.
Term
Chromatin
Definition
is in the nucleus. Its thin strands contain genetic material.
Term
Chloroplasts
Definition
produce sugars from sunlight by photosynthesis.
Term
Nucleus
Definition
contains chromatin, so it can control and instruct the cell.
Term
Cell wall
Definition
protects and supports the cell.
Term
Cell membrane
Definition
is the structure that surrounds all cells and allows materials in and out.
Term
Ribosomes
Definition
are small grain-like bodies attached to ER or cytoplasm. They produce proteins.
Term
Mitochondria
Definition
produce most of the energy needed by a cell.
Cells in many-celled organisms are often different from each other.
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