PLZ HELP MEE ITS ONLY ONE ANSWER Which natural occurrence is an example of a long-term environmental change? A. Lightning sparks a forest fire. B. An earthquake results in a tsunami. C. A river floods due to a strong thunderstorm. D. The peppered moth evolves from a light to a dark color.

How do the uv rays cause damage?   what exactly causes the skin to burn;   can you be more specific about this mechanism?   3. how do photosensitive medications increase a person's sensitivity to sunlight and therefore increase their risk of getting burned?     what kind of medications can increase photo-sensitivity, can you think of some examples?

Diagram the passage of food through the digestive system. label the organs involved in digestion and absorption and identify the sites where carbohydrates, proteins, and fats are digested.

When data collected on the performance of a healthcare facility suggests that quality standards have not been met, what is one method that can be used to correct the problem?