Answer: a membrane containing a larger proportion of unsaturated fatty acids
Explanation:
Energy is needed to cause a change in the state of matter because adding energy to matter causes a physical change as matter moves from stage to another.
As for my examinations, i would say B. Why? Well, if you would stay out in the sun a lot, you will get cancer, it has ultraviolet radiations, and rays, that is why when you go to the beach, you put on sunscreen, or a hat on.
Hope that this would help you! =)
It would probably be true