question: What kind of diffusion do small hydrophobic molecules squeeze through lipid molecules?
distractor3: complex
distractor1: difficult
distractor2: slippery
correct_answer: simple
support: Problems can occur with red blood cells, white blood cells, platelets, and other parts of the blood. Many blood disorders are genetic, meaning they are inherited from a parent. Some blood diseases are caused by not getting enough of a certain nutrient, while others are cancers of the blood.