Figure 8 shows how alcohol consumption increases the risk of developing liver cancer - Edexcel - GCSE Biology - Question 6 - 2021 - Paper 1
Question 6
Figure 8 shows how alcohol consumption increases the risk of developing liver cancer.
Someone who does not drink alcohol has a 1.0 risk of developing liver cancer.
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Worked Solution & Example Answer:Figure 8 shows how alcohol consumption increases the risk of developing liver cancer - Edexcel - GCSE Biology - Question 6 - 2021 - Paper 1
Step 1
Calculate the amount of alcohol consumed in grams
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Answer
Firstly, we need to determine the total grams of alcohol consumed for 4 units. Since each unit contains 8 grams:
8 grams/unit×4 units=32 grams
Thus, the individual consumes 32 grams of alcohol per day.
Step 2
Find the risk of developing liver cancer
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Answer
Next, we refer to Figure 8. The graph shows that an alcohol consumption of 32 grams corresponds to a risk of developing liver cancer of 1.2.
Therefore, the risk for someone who consumes 4 units of alcohol a day is:
