★ Cell Structure and Functions Quiz
Which of the following molecules is least likely to cross a cellular membrane by simple diffusion?
A. carbon dioxide
B. nitrogen
C. potassium ion
D. water
Select your answer:

Topics:
Cell & Bond Eyes Skin Structure and Growth Cells, Tissues and Organs The Skeletal System Brain/Neuron Anatomy Phlebotomy Medical Terminology HCMA - Hematology Aseptic Technique & Sterile Comp Review Urinary System Cell Structure and Function Concept Physio Intro Practice Cell Cycle Problems Endocrine System Terms Excretory SystemOther quiz:
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A. Case history
B. Side effects
C. Skin analysis
D. Contraindication
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What is the generic name for Lipitor?
A. Pravastatin
B. Clopidogrel
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