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An experiment was carried out to investigate the effectiveness of a sunscreen on the survival of yeast cells - Scottish Highers Biology - Question 15 - 2023
Question 15
An experiment was carried out to investigate the effectiveness of a sunscreen on the survival of yeast cells. Yeast was added to a Petri dish containing agar. Sunsc... show full transcript
Worked Solution & Example Answer:An experiment was carried out to investigate the effectiveness of a sunscreen on the survival of yeast cells - Scottish Highers Biology - Question 15 - 2023
Step 1
sunscreen
Answer
To determine the effectiveness of sunscreen in the experiment, a control experiment is essential. This control should involve a setup devoid of the sunscreen application. Hence, option B (sunscreen) is the correct answer. The absence of sunscreen in the control group will effectively illustrate the sunscreen's impact on yeast cell survival when compared to results where sunscreen is present.