Explore Westonci.ca, the premier Q&A site that helps you find precise answers to your questions, no matter the topic. Explore a wealth of knowledge from professionals across various disciplines on our comprehensive Q&A platform. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform.

Which of the choices below determines the direction of respiratory gas movement?

a. the temperature

b. solubility in water

c. molecular weight and size of the gas molecule

d. partial pressure gradient