Cell Membrane Permeability

Active transport requires

• A concentration gradient

• Osmosis

• Energy

• Hypertonic solution

Which type of transport goes from low concentration to high concentration using ATP energy?

• active transport

• passive transport

In this image, the cell is using which type of molecular transport?

• Osmosis

• Diffusion 

• Endocytosis

• Exocytosis 

Controls the passage of materials inside and outside of the cell.

• Cellmembrane

• Cytoplasm

• Cell wall

• Endoplasmic reticulum

Tags

NGSS.MS-LS1-2

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

• breaks down lipids, carbohydrates, and proteins from foods

• stores water, salt, proteins, and carbohydrates

• synthesizes proteins and other macromolecules

• regulates the movement of materials into and out of the cell

Tags

NGSS.MS-LS1-2

Which of the following molecules pass easily through the cell membrane, requiring little extra help or energy? Select all that apply.

• sodium

• glucose

• oxygen

• carbon dioxide

Which of the following molecules don't pass easily through the cell membrane, requiring extra help or input of energy?

• sodium

• glucose

• oxygen

• carbon dioxide

The ability to allow only certain molecules into or out of the cell.

• Semipermeability

• Permeability

• Impermeability

• Unpermeability

Why is the cell membrane like a window screen?

• They both allow everything to pass through.

• Neither allow anything to pass through.

• They both allow certain things to pass through, while blocking the passage of others.

• They are not similar to each other at all.

Tags

NGSS.MS-LS1-2

A phospholipid has two parts. What are they called?

• Hydrophilic Head, Hydrophobic Tail

• Hydrophobic Head, Hydrophilic Tail