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TAKS Cell Help
Great cell definitions for help w/exam
26
Chemistry
11th Grade
02/24/2009

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Term
Eukaryote
Definition
Cells with a defined nuclear envelope
Term
Cytoskeleton
Definition
Structure of the cell
Term
Vacuole
Definition
Multiple storage compartments found in cells
Term
Chloroplast
Definition
Has its own DNA and is used by plants to produce chemical energy
Term
Mitochondria
Definition
Used to convert sugar into chemical energy (ATP)
Term
Plant Cell
Definition
Cell with a cell wall and autotrophic contains chloroplast
Term
Animal cell
Definition
Cell with a plasma membrane, heterotroph
Term
Osmosis
Definition
Movement of water across a membrane by diffusion
Term
Lysosome
Definition
Organelle filled with enzymes used to digest warn out cell parts
Term
Meiosis
Definition
The creation of haploid cells
Term
Nucleus
Definition
Control center of the cell.
Term
Homeostasis
Definition
A constant balancing of a cell's substances
Term
Binary Fission
Definition
A form of asexual reproduction
Term
Mitosis
Definition
A process in which the nucleus is divided into two nuclei
Term
Photosynthesis
Definition
A reaction that requires carbon dioxide, water and light energy as its reactants
Term
Golgi Body
Definition
Packages and redistgributes chemicals within the cell
Term
Cell Membrane
Definition
Outer flexible membrane of animal cells
Term
Asexual Reproduction
Definition
A single organism has the ability to reproduce
Term
Sexual reproduction
Definition
Requires a mate to reproduce
Term
Smooth ER
Definition
Lipids are produced here
Term
Central Vacuole
Definition
Main storage of water in plants
Term
Centriole
Definition
Located near nucleus until needed for cell division
Term
Nucleolus
Definition
Cell structure that contains RNA and proteins
Term
Gamete
Definition
Sex cells
Term
DNA
Definition
contains the genetic instructions used in the development and functioning of all known living organisms and some viruses
Term
Ribosome
Definition
Site of protein synthesis
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