Question

Antioxidant where first cast into doubt number first _ a major clinical trial in the US in _ a very common antioxidant beta carotene _ tested for surprise and answer of the scientist _ individual taking the supplement _ to reduce the risk of Cancer were _ a significantly higher risk to developing lung cancer

Answer 1

Some of the question parts are missing. I have tried to fill it up. Hope it will help you.

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The passage with the correct answers in the gaps are as follows.

Antioxidants were first cast into doubt during a major clinical trial in the US in which a very common antioxidant beta carotene was tested for its efficiency against lung cancer in high risk subjects. To the surprise and concern of the scientist those individuals taking the supplement intended to reduce the risk of Cancer were at a significantly higher risk of developing lung cancer.

Answer 2

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