Big Idea 1 W1 Human Machine

The smallest unit of life is a ____.

• cell
• molecule
• tissue

• membrane

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

_______of a cell directs all of the cell's activities.

• The nucleus
• The mitochondria
• The cell membrane
• The cytoplasm

Tags

NGSS.MS-LS1-2

The membrane acts as a barrier between the cell and the outside world.

• True

• False

Tags

NGSS.MS-LS1-2

Cells that work together to perform a specific function are called___.

• Organ
• Tissue
• System
• Membrane

Tags

NGSS.MS-LS1-3

Cytoplasm is:

• Gas that fills the cell
• Particles found in the nucleus

• Jelly-like substance inside the cell
• Hard shell surrounding the cell

Tags

NGSS.MS-LS1-2

Number 1 in the picture is the:

• Tissue

• Cytoplasm

• Cell Membrane

• Nucleus

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Number 2 in the picture is the:

• Tissue

• Cytoplasm

• Cell Membrane

• Nucleus

Tags

NGSS.MS-LS1-2

Number 3 in the picture is the:

• Tissue

• Cytoplasm

• Cell Membrane

• Nucleus

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2