Levels Of Organisation Flashcards
What is the basic building block of life? And what are they made of
Cells are the smallest units that can carry out all life processes. Multiple organelles.
What are organelles?And?
Subunits inside cells, such as mitochondria and chloroplasts
Organelles perform specific functions within the cell.
What is a tissue?
A group of specialized cells that have a similar structure and function
What is an organ?
A group of tissues carrying out a particular function
What is an organ system?
Groups of organs that carry out a particular function .
What is an organism?
All the organ systems working together in a living ‘thing’
Fill in the blank: The _______ system is responsible for the removal of waste products.
Excretory system
What is urea?
A waste product formed in the liver from the breakdown of proteins.
List the levels of organization in living organisms.
- Organelles
- Cells
- Tissues
- Organs
- Organ Systems
- Organism
Each level of organization builds upon the previous one.
Example of a tissue
Muscle tissue contracts to bring movement
Examples of an organ
Examples include the heart and lungs.
Examples of an organism system 888
Examples include the nervous system and reproductive system
Organisms can be ——- fill the gap
Organisms can be unicellular or multicellular
Where is urea from
Urea is excreted from the body through urine
