If 0.9% NaCl (saline) solution is isotonic to a cell, then a 0.5% saline solution

The molecular formula H2O means

The sodium-potassium pump located in the plasma membrane

This is a sagittal section through the abdominopelvic cavity. What serous membrane does “B” represent?

The hydrogen and oxygen atoms in a molecule of water are held together by

Electrolytes are substances that

The sodium chloride molecule breaks apart in water. What does “A” represent?

X-rays can be used to view bones because

The aroma of cookies baking in the kitchen reaches you in the living room. The distribution of this odor throughout the house is an example of

Phospholipids are important components of the plasma membrane. What does “C” represent on the diagram?