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Details

Science Mid-Term
Units 1-5, Out of 90 Marks (60 MC & 30 Wr)
11
Science
9th Grade
01/25/2011

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Cards

Term
Cell Membrane
Definition
The Membrane Surrounding the Cell
Term
Cell Wall
Definition
A wall of cell covering the Cell Membrane
Term
Organelle
Definition
An organ within the cell used to do specific commands
Term
Mitochondria
Definition
an organelle containing enzymes responsible for producing energy
Term
Ribosomes
Definition
Small organelles found in all cells; involved in the production of proteins by translating messenger RNA.
Term
Chromosomes
Definition
an organized structure of DNA and protein that is found in cells.
Term
Chromatin
Definition
Material in which Chromosomes and Bacteria are made of
Term
Mutagen
Definition
An agent that causes positive, negative or neutral mutation
Term
Cell Cycle
Definition
1. prophase
2. metaphase
3. anaphase
4. telophase
Term
Identify the contents of the nucleus
Definition
chromosomes, DNA, genes, nucleolus,
Term
Types of Gene Mutation
Definition
Deletion
Addition
Substitation
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