Please answer this: The department of geriatrics conducted a study on two groups of people, group V composed of people above 65 years old, and group W which had people under 65 and many under 60 years old. They were studying the effects on aging on the human body. Which group had more people with risk of cancer?
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Answer: group V

Please answer this: Dan studied genetic engineering. He was applying his knowledge of genetic engineering to develop better crops. Recently, he had successfully developed a crop, crop A, that was herbicide tolerant. To determine the versatility of the crop he compared it with another crop that was not tolerant of herbicides, crop B. The results of his research would allow his company to market the new crop. Which crop would have lower yields, crop A or crop B?
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Answer: crop B

Please answer this: Reed started studying protozoa and was more interested in the predatorial behaviors of protozoa, while Brad wanted to know more about other types of protozoa, suck as grazers and decomposers. Which person learned less about protozoa that graze on algae?
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Answer:
Reed