Why Is the Phospholipid Bilayer Important to Cell Survival? Select

question 104

Multiple Choice

Why is the phospholipid bilayer important to cell survival? Select the TWO answers that are correct.

• A) It acts as a barrier for some,but not all,molecules on either side of it.
• B) It maintains homeostasis by forming an insulating layer around the cell.
• C) It anchors nucleotides together as they form molecules of DNA.
• D) It blocks small,nonpolar molecules from entering the cell and harming it.
• E) It separates the cellular environment from the external environment.

---

Definitions:

Fencing

The sport of fighting with swords (epee, foil, or sabre) or the practice of enclosing an area with a barrier for protection or privacy.

Storage Lot

A designated outdoor or indoor space used for storing vehicles, equipment, or other goods.

Kilograms

A unit of mass in the metric system, equivalent to one thousand grams.

Grams

A metric unit of mass equal to one thousandth of a kilogram.