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Chapter 4 lesson Two

Chapter 4 lesson 2 8 period

TermDefinition
Cell wall Origin layer of nonliving material that surround the cells of plants and some organisms
Cell membrane A structure that controls, which substances can enter or leave the cell
Nucleus A cell structure that includes nucleic acids the chemical instructions that direct all the cells activities
Organelle A tiny self structure that carries a specific function within the cell
Ribosome Small grain like straight and the cytoplasm of a cell were proteins are made
cytoplasm the region between the cell membrane in the nucleus and organisms with out a nucleus, the region located inside the cell membrane
Mitochondria Rod shaped cell structure that converts energy in food molecules to energy the cell can use to carry out its functions
Endoplasmic reticulum a cell structure that forms a mazes of passageways which proteins and other materials are carried from one part of the cell to another
Golgi apparatus A structure in a cell that receives proteins and other newly form materials from endoplasmic reluctant packages them and distributes them to other parts of the cell
Vacuole A sac inside a cell, that acts as a storage area
lysosome small round cell structure that contains chemicals that breakdown large food particles into smaller ones
multicellular Consisting of many cells
Unicellular Made of a single cell
tissue a group of similar cells that performs a Specific function
Organ a body structure that is composed of different kinds of tissuesthat work together
Organ system An organ system is a group of organs working together
Specialized cells They do a specific function
division of labor
What’s inside the nucleus a nuclear envelope the chromatin and pores and the nucleolus
What’s the difference between animal and plant cell structures a plant has one vacuole they have a chloroplast And a cell wall
Describe what the er does for ribosome They carry them to another part of the cell
Where ribosomes are made and why they’re so important ribosomes act like a factory to create proteins
Created by: user-1996761
 

 



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