Cell Membrane and Phospholipid Check

What is the primary function of the cell membrane?

• To provide energy

• To regulate what enters and leaves the cell

• To produce proteins

• To store genetic information.

Tags

NGSS.MS-LS1-2

What are phospholipids?

• Proteins

• Carbohydrates

• Lipids

• Nucleic acids

Which part of the phospholipid is hydrophilic?

• Tail

• Head

• Middle

• None

What does the term 'semipermeable' mean in relation to the cell membrane?

• All substances can pass through

• No substances can pass through

• Some substances can pass through

• Only water can pass through

How do soap bubbles relate to cell membranes?

• They are both made of proteins

• They both have a bilayer structure

• They both store energy

• They both produce lipids.

What is the main component of the cell membrane?

• Proteins

• Phospholipids

• Carbohydrates

• Nucleic acids

What is the function of proteins in the cell membrane?

• Provide energy

• Allow substances to pass

• Store genetic information

• Produce lipids

What does the ability of soap bubbles to self-repair demonstrate about cell membranes?

• A) They are fragile

• B) They are static

• C) They can self-repair

• D) They are impermeable.

In the context of binary fission, how can soap bubbles be used as a model?

• They show the division of a single bubble into two.

• They demonstrate the fusion of two bubbles.

• They illustrate the growth of a bubble.

• They represent the genetic exchange between bubbles.

Tags

NGSS.MS-LS3-2

(a)   is NOT a function of membrane proteins.

• Transporting molecules across the m
• Acting as enzymes.
• Storing energy.
• Receiving chemical signals.