Fact 1: Dilation occurs when cell walls relax. Fact 2: Blood flow is improved by vitamin E and it causes blood vessels to dilate or expand. Given the two facts above, answer the question "What happens when cell walls relax?" with the following options: - evaporation - permineralization - preventing heat transfer - allow growth - it keeps an organism warm - air cools - Cell walls expand - heat produced
Answer:
Cell walls expand