UNIT 2 - Cell Structure, Function, and Division

Basic units of structure and function – small individual units in living organisms

• Diffusion

• Cell

• Prokaryotic cells

• Active transport

• Eukaryotic cells

“Without nucleus” – has NO internal membrane-bound organelles

• Diffusion

• Cell

• Prokaryotic cells

• Active transport

• Eukaryotic cells

“True nucleus” – has internal membrane-bound organelles

• Diffusion

• Cell

• Prokaryotic cells

• Active transport

• Eukaryotic cells

Movement of molecules across the cell membrane that requires energy

• Diffusion

• Cell

• Prokaryotic cells

• Active transport

• Eukaryotic cells

Movement of molecules from areas of high to low concentrations that does NOT require energy.

• Diffusion

• Cell

• Prokaryotic cells

• Active transport

• Eukaryotic cells

Diffusion of water from an area of concentration to one of low concentration

• Facilitated diffusion

• Passive transport

• Organ

• Osmosis

• Endocytosis

Form of active transport that brings substances into the cell

• Facilitated diffusion

• Passive transport

• Organ

• Osmosis

• Endocytosis

Groups of tissues that work together to perform the same function

• Facilitated diffusion

• Passive transport

• Organ

• Osmosis

• Endocytosis

Movement of molecules across the cell membrane without energy.

• Facilitated diffusion

• Passive transport

• Organ

• Osmosis

• Endocytosis

Movement of molecules from low to high concentration through a membrane protein.

• Facilitated diffusion

• Passive transport

• Organ

• Osmosis

• Endocytosis