Question

A scientist has noted a possible relationship between a certain chemical substance found in fish and...

A scientist has noted a possible relationship between a certain chemical substance found in fish and the occurrence

Which of the following preliminary steps should the scientist take before conducting a controlled experiment?

A.Distribute letters of consent to human subjects who will be used in the research

B.Establish a cause and effect relationship between the substance and the outcome.

C. Review the literature to determine what other research is available on this topic

D.Write a research grant proposal to the appropriate federal funding arena

During a 56-week test. 3.731 patients participated in a double-blind trial. Participants did not have type 2 diabetes mellitus. One group of participants received once-daily subcutaneous injections of liraglutide at a dose of 3.0 mg. The other participants received a placebo. Both groups received counseling on lifestyle modification. At the end of the 56 weeks, the body weight of each participant was determined. Which of the following best indicates the question that was being investigated in the study?

A. Can body mass index affect the onset of diabetes?

B. is liraglutide effective for weight loss?

C. What effect does liraglutide have on diabetes?

D. How does lifestyle modification counseling affect body weight?

Homework Answers

Answer #1

Answer: (C) Review the literature to determine what other research is available on this topic.

Rationale: Reviewing the literature to determine the other research availability on this topic will provide a large sight of the methods used for the research. It will provide platform to enhance the findings.

Answer: (A) Can body mass index affect the onset of diabetes?

Rationale: The body mass index is mainly shows about the fat content. The obesity increases the risk of the diabetes. The increased lack of physical activities may also increases the chances of diabetes.

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