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Unit #3

chapter 7 vocab words

QuestionAnswer
cells The basic units of life.
cell theory fundamental concept of biology.
nucleus large membrane-enclosed structure that contains the cells genetic material to form DNA.
eukaryotes cells that contain nnuclei.
prokaryotes cellls hat don't contain nuclei.
organelles little organs.
cytoplasm the portion of the cell outside the nucleus.
nuclear envelope surrond the nucleus and has two membranes.
chromatin the granular material you see in the nucleus.
chromosomes condensed chromatin.
nucleolus small dense region in the nuclei.
ribosomes small particles of RNA and protein found in cytoplasm.
endoplasmic reticulm internal mambrane in eukaryotic cells.
golgi apparatus proteins produced in the rough ER.
lysosomes small organelles fillled with enzyems.
vacuoles cells that contain saclike structures.
mitochondria organelles that convert the chemical enery stored in food into compounds that are more convenient fort he cell to use.
chloroplasts organelles that capture the energy from sunlight and covert it into chemical energy in a process called photosyanthesis.
cytoskeleton the supporting structure that gives eukaryotic ells there structures.
centrioles located near nucleus and help to organizecell division.
Created by: austinridge
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