cell structure and function Flashcards
What does the cell/plasma membrane do?
Controls what comes in out of out of the cell. (the bouncer)
Where is the cell/plasma membrane located?
Outside and around the cell.
Where are cell walls found?
Plants, fungi, and many proteins.
Where are cell walls located?
Surrounds cell/plasma membrane
What is the cell wall made of?
Cellulose
What does the cell wall do?
Acts as a protective that gives a cell shape
What is cytoplasm?
A sticky substance (cytosol) that includes all contents in the cell except for the nuclear membrane.
What does cytoplasm do?
Provides a stable environment for chemical reactions to happen,
What is the cytoskeleton?
Internal support system for cells structure.
What does the cytoskeleton do?
Mechanical support, anchor organelles, help move substances.
What is the nuclear membrane?
A double membrane containing chromosomes (DNA) and the nucleolus.
What does the nuclear membrane do?
The control center for the cell. (The brain)
What is DNA (chromatin)?
Genetic material found in cells.
What does DNA do?
Codes for proteins.
What is the nucleolus?
Dark spot made of RNA.