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Cell Vocabulary

Terms in this set (21)

Cell
A membrane covered structure with all the elements necessary for life.
Tissue
A group of cells working together to do the same job.
Organ
Two or more tissues working together to do a job.
Organ System
Organs working to do similar jobs.
Cell membrane
Thin layer that protects the cell by controlling what goes in and out of the cell.
Organelle
Structures that help the cell live, grow, and reproduce.
Nucleus
A membrane-covered organelle that contains the cell's DNA.
Prokaryotic cell
Cells that do not have a nucleus.
Eukaryotic cell
Cells that do have a nucleus.
function
the job a structure does
structure
An object that is defined by its shape and the material it is made of.
Ribosome
Organelles that hook amino-acids together to make proteins.
Mitochondria
Organelle that makes energy for all cell functions.
cytoplasm
jelly-like material that hold the organelles in place
organism
a living thing that can carry out the life processes on its own
diffusion
the movement of particles from where its crowded to where its not crowded
osmosis
the diffusion of water across a membrane
ATP
the molecule that provides energy for cell processes
photosynthesis
process where plants make energy
chloroplast
cell organelle in plants that makes energy by photosynthesis
lysosome
organelle that cleans up waste in cells
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