Endocytosis and Exocytosis

1 RC - 2nd 9 Weeks Cell Processes and Viruses

4B

4C

Cell Transport

Passive and Active

Passive and Active Transport (3min)

Passive - No Energy

1. Simple Diffusion

2. Facilitated Diffusion

3. Osmosis

Active Transport - Energy (ATP)

1. Protein Pumps

2. Endocytosis

3. Exocytosis

Multiple Choice

How are active transport and passive transport different?

• Passive transport requires energy and active transport does not. 
• Active transport includes diffusion, and passive transport does not. 
• Active transport requires energy, and passive transport does not.

Multiple Choice

Movement of particles from high to low concentration. 

• Passive Transport
• Active Transport

Multiple Choice

The diffusion of water through a semi-permeable membrane is called?

• Osmosis
• Cell wall
• Diffusion
• Respiration

Multiple Choice

Cell have several mechanisms for regulating their internal environments. Which of these mechanisms involved in maintaining homeostasis requires energy?

• osmosis

• diffusion

• active transport

• passive transport

Multiple Choice

The ability to maintain a stable internal environment is called ________________.

• Metabolism

• Mitosis

• Heterozygous

• Homeostasis

Multiple Choice

The main difference between simple diffusion and facilitation diffusion is

• facilitate diffusion uses a protein channel and simple diffusion does not.

• facilitate diffusion goes through the membrane and simple diffusion uses a protein channel