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directs all of the cell's activities. Control center of the cell.
carry proteins and other materials from one part of the cell to another
convert food into energy
found only in plants. Capture energy from sunlight and use it to produce food for the cell
receive proteins, packages them, and distributes them
storage areas of the cell
breaks down large food particles into smaller ones. Also breaks down old cell parts.
protects the cell and regulates what substances enter and leave the cell
found only in plants. Helps to protect and support the cell
Basic unit of structure and function of all living things
a group of similar cells that work together to perform a specific function
made up of various tissues that work together to perform a specific job
Organs that work together to perform particular jobs
A group of organisms that are of the same kind that live in the same area
Two or more different populations living in the same area
A community of organisms and their nonliving environment
Anything that can live on its own