Levels of Organization

The 4th level of organization in a multicellular organism

• tissue
• organ
• organism
• organ system

The 2nd level of organization in a multicellular organism

• cells
• organism
• organ system
• tissue

Tags

NGSS.MS-LS1-3

The 1st level of organization in a multicellular organism

• tissue
• organism
• cell
• organ

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

All of the organ systems working together to maintain life

• organism
• organ
• cell
• tissue

Tags

NGSS.MS-LS1-3

Several different organs working together to perform specific functions

• tissue
• organism
• organ system
• cells

Tags

NGSS.MS-LS1-3

Several different tissues working together to perform a specific function

• organ
• organ system
• organism
• cells

Tags

NGSS.MS-LS1-3

A groups of similar cells that perform a specific function

• tissue
• organ system
• organ
• organism

Tags

NGSS.MS-LS1-3

The basic unit of life

• atoms
• cells
• molecules
• organelles

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Describes an organism made of more than one (specialized) cell

• unicellular
• specialized
• interdependent
• multicellular

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

Observations that cannot be seen with the unaided eye

• teloscopic
• microscopic
• macroscopic
• miniscopic