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biology

7-2

QuestionAnswer
organelle specialized structure that preforms important cellular functions within an eukaryotic cell
cytoplasm material inside the cell membrane- not including the nucleus
nuclear envelope layer of two membranes that surrounds the nucleus of a cell
chromatin granular material visible within the nucleus ; consists of DNA tightly coiled around proteins
chromosome threadlike structure within the nucleus containing the genetic info that has passed from one generation of cells to the next
nucleolus small dense region within most nuclei in which assembly of proteins begin
ribosome small particle on the cell in which proteins are assembled made of RNA and proteins
endoplasmic reticulum internal membrane system in cells in which lipid components of the cell membrane are assembled and some proteins are modified
golgi apparatus stack of membranes in the cell that modifies, sorts, and packages proteins from the ER
lysosome cell organelle filled with enzymes needed to break down certain materials in a cell
vacuole cell organelle that stores materials such as water, salts, proteins, and carbohydrates
mitochondrion cell organelle that convertsthe chemical energy stored in food into compounds that are more convenient fort he cell to use
chloroplast organelle found in cells of plants and some other organisms capture the energy from sunlight and converts into chemical energy
cytoskeleton network of proteins filaments within some cells that help maintain its shape and is involved in many forms of cell movement
centriole one of two tiny structures located in the cytoplam of an animal near the nuclear envelope
Created by: gymbay727
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