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18 Cards in this Set

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  • Back
cell wall
A rigid layer of nonliving material that surrounds the cells of plants and some other organisms.
Function of cell wall
It helps to protect and support the cell.
Makeup of cell wall
It is made of a strong, flexible caterial called cellulose.
cell membrane
controls what substances come into and out of a cell.
organelles
a tiny cell structure that carries out a specific function within a cell.
nucleus
a cell structure that contains nucleic acids, the chemical instructions that direct all the cell's activities.
nucleolus
where ribosomes are made.
cytoplasm
the region between the cell membrane and the nucleus.
mitochondria
rod-shaped cell structures that convert energy in food molecules to energy the cell can use to carry out its functions.
endoplasmic reticulum
a cell structure that forms a maze of passageways in which proteins and other materials are carried from one part of the cell to another.
ribosomes
a small grain-like structure in the cytoplasm of a cell where proteins are made.
Golgi Bodies
a structure in a cell that receives proteins and other newly formed materials from the endoplasmic reticulum, packages them, and distributes them to other parts of the cell.
chloroplasts
a structure in the cells of plants and some other organisms that captures energy from sunlight and uses it to produce food.
vacuoles
a sac inside a cell that acts as a storage area.
lysosomes
a small, round cell structure containing chemicals that break down large food particles into smaller ones.
tissue
a group of similar cells that work together to perform a specific function.
organ
is made of different kinds of tissues that function together.
organ system
is a group of organs that work together to perform a major function.