Active Transport

In passive transport, molecules move from an area of __________ concentration to an area of __________ concentraiton

• high, low
• low, high
• water, salt
• active, passive

Which type of transport requires an input of energy?

• Passive Transport
• Osmosis
• Simple Diffusion
• Active Transport

Which form of active transport is being shown?

• Facilitated Diffusion
• Exocytosis
• Endocytosis
• Protein Pumps

What is required to move material across the plasma membrane in active transport?

• water

• sodium

• energy

• cytoplasm

Which of the following is a job of the cell membrane?

• Regulates which materials enter and leave the cell.
• Breaks apart lipids, carbohydrates, and proteins from foods.
• Stores water, salt, proteins, and carbohydrates.
• Keeps the cell wall in place.

What are 3 types of active transport?

• Riding a bike, Running through the mountains, walking on the beach
• Osmosis, Diffusion, Facilitated Diffusion
• Sodium/potassium Pump, Endocytosis, Exocytosis
• Throwing a ball, Playing tennis, driving a car

Cellular energy required for active transport comes directly in the form of _________.

• glucose

• lipids

• ATP

• NADPH

Macromolecules are often too large to fit through the cell membrane or membrane proteins. Cells can transport these molecules by packaging them in small membrane sacs called _____________.

• lysosomes

• golgi bodies

• vesicles

• ribosomes

Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

Permeable means

• things can pass through
• the concentration levels are different
• it is permanent
• things are stuck