The answer should be 4) as it is known that uv radiation might have an effect on dna, thus causing mutations such as skin cancer in humans.
Answer: c. when she ends the diet she regains additional body fat.
Explanation:
Obesity can be defined as a genetic disorder in which the body obtains and retains too much amount of body fat. It is different from being overweight.
Obesity happens when the person obtains more amount of calories in the food then actually burned through work or exercise. Obesity increases the risk factor for arthritis, stroke and cancer.
Here, in the given situation, ending up diet is the likely cause of regaining weight again. As the unstable diet is likely to add more calories then actually utilized by the body and will be retained as fat.
Answer:
the sun, evaporate
Explanation:
the water changes state and evaporates from the lakes surface.
