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chapter 7 ells

QuestionAnswer
cells basic units of life
cell theory A FUNDAMENTAL CONCEPT OF BIOLOGY
nucleus a large membrane enclosed structure that contains the cell's genetic material in the form of DNA.
Eukaryotes cells that contain nuclei
Prokaryotes cells that do not contain nuclei
organelles "little organs"
cytoplasm the portion of the cell outside the nucleus
nuclear envelope composed of two membrains
chromatin consists of DNA bound to protein
chromatin consists of DNA bound to protein
chromosomes distinct threadlike structures contain the genetic information that is passed from one generation of cells to the next
nucleous where the assembly of ribosomes begins
ribosomes small particles of RNA and protein found throughout the cytoplasm
endoplasmic reticulum the site where lipid components of the cell membrane are assembled along with proteins and other materials that are exported from the cell
Created by: courtneywilson
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