3.5 Cell specialisation and organisation Flashcards
What is differentiation?
The process that cells become specialised for different functions.
Why do eukaryotic cells become specialised in complex multicellular organisms?
They become specialised for specific functions.
What are specialised cells organised into?
Tissues
What are tissues?
A group of similar cells organised into a structural unit that serves a particular function.
What are the examples of tissues?
- epithelial tissues
- xylem
What are tissues organised into?
Organs
What are organs?
A combination of tissues that are coordinated to perform a variety of functions.
What are organs organised into?
Organ systems
What are organ systems?
Many organs working together to perform particular functions more efficiently.
What are the examples of organ systems?
- respiratory system
- digestive system
- circulatory system
What are organ systems organised into?
Organisms
