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unit 4; section 1

structures and functions

cells basic unit of all forms of life
cell membrane thin, flexible barrier that surrounds all cells; regulates what enters and leaves the cell
nucleus the center of an atom, which contains the protons and neutrons
eukaryotes organism whose cells contai
prokaryotes unicellular organism that lacks a nucleus
cytoplasm the fluid that fills a cell
organelle specialized structure tat performs important cellular functions within a Eukaryotic cell
vacuole cell organelle that stores materials such as water, salts, proteins, and carbohydrates.
lysosome cell organelle that breaks down lipids, carbs, and proteins into small molecules that can be used by the rest of the cell.
cytoskeleten network of protein filaments in a Eukaryotic cell that gives the cell its shape and internal organization and its involved in movement
centrioles structure in an animal cell that helps cell division
ribosomes cell organelle consisting of RNA and protein found throughout the cytoplasm in a cell
endoplasmic reticulum internal membrane system found in Eukaryotic cells
golgi apparatus organelle in cells that modifies, sorts, and packages proteins and other materials from the endoplasmic reticulum for storage in the cell or release outside the cell
chloroplasts organelle found in cells of plants and some other organisms that capture the energy from the sunlight and coverts it into chemical energy
mitochondria cell organelle that converts the chemical energy stored into food compounds that are more convenient for the cell to use
cell wall strong, supporting layer around the cell membrane in some cells
Created by: BlackCo18