Unit 4 Cell Transport Review

What is the cell membrane responsible for?

• Making proteins for the cell

• Sorting and packing proteins

• Turning sugar into usable energy

• Regulating what enters and exits the cell

Tags

NGSS.MS-LS1-2

What classification of macromolecule is the main component in the cell membrane?

• Carbohydrates

• Lipids

• Proteins

• Nucleic Acids

The _____ part of a phospholipid is ______ which means it repels or fears water.

• Tail, Hydrophobic

• Tail, Hydrophilic

• Middle, Hydrophobic

• Head, Hydrophobic

• Head, Hydrophilic

This structure makes up most of the cell membrane.

• Protein Channel

• Protein Pump

• Cholesterol

• Phospholipid

Which cell structure is responsible for helping the cell maintain homeostasis?

• Mitochondria

• Cell Membrane

• Chloroplast

• Golgi Apparatus

Tags

NGSS.HS-LS1-3

Some molecules are able to cross the cell membrane without the use of energy or a helper protein. What is this movement called?

• Active Transport

• Diffusion

• Facilitated Diffusion

• Osmosis

Which structure in the cell membrane is responsible for facilitated diffusion?

• Protein Channel

• Protein Pump

• Integral Protein

• Phospholipid

A classmate takes off their shoe two rows away from you. What process causes the smell to reach your nose?

• Osmosis

• Facilitated Diffusion

• Active Transport

• Diffusion

Which of the following statements is true?

• Diffusion is the movement of molecules from high to low concentration.

• Osmosis is the movement of any molecules from high to low concentration.

• Diffusion is the movement of water molecules across a semipermeable membrane.

• Osmosis is the movement of water from low to high concentration.

What is the name of the process where water moves from an area of high concentration to an area of low concentration across a semipermeable membrane?

• Diffusion

• Osmosis

• Active Transport

• Hydrolysis