Cell Membrane Functions and Components

The cell membrane only allows specific substances to pass through it. What is the correct term for this?

• Selective Hearing

• Semi-Permeable or Selectively Permeable

• Selective Service

• Semi-Charmed Kind of Life

What is the primary function of the cell membrane?

• To produce energy for the cell.

• To store genetic material.

• To regulate the passage of substances into and out of the cell.

• To provide structural support to the cell.

Which statement accurately describes the components of a phospholipid?

• It has a hydrophobic head and hydrophilic tails.

• It has a hydrophilic head and hydrophobic tails.

• It has two hydrophilic heads and one hydrophobic tail.

• It has two hydrophobic heads and one hydrophilic tail.

What is the role of cholesterol in the cell membrane?

• To transport large molecules across the membrane.

• To provide energy for cellular processes.

• To stabilize the membrane and regulate permeability.

• To identify the cell to other cells.

What is the role of proteins in the cell membrane?

• Strength and rigidity of the cell membrane

• Passage of substances that cannot go through the phospholipids

What is a key function of carbohydrates in the cell membrane?

• Forming the main structural bilayer.

• Transporting ions and charged molecules.

• Stabilizing the membrane's fluidity.

• Cell identification and distinguishing self from foreign invaders.