Your answer would be... B. The climate on Earth has changed over time.
Its definitely lipids lol
Answer:
I would say it is D.
Explanation:
It makes more logic sense.
Here are the main points that make difference between facilitated diffusion and active transport are : facilitated diffusion goes from high to low - deffuse in a selectively permeable membrane and does not demand energy. What about <span>active transport - it uses energy and moves against gradient- low to high. Hope it will help!</span>
