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 total grams of alcohol consumed
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Answer
To find the total grams of alcohol consumed per day, multiply the number of units consumed by the grams per unit:
4extunitsimes8extgrams/unit=32extgrams
Step 2
Determine risk of developing liver cancer
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Answer
From the figure, for 32 grams of alcohol consumed per day, the risk of developing liver cancer can be read off the graph. Given that someone who does not drink has a risk of 1.0, the risk for a person consuming 32 grams daily (marked on the graph) is found to be approximately 1.2.
