Plant cells and fungal cells are similar in structure - AQA - GCSE Biology - Question 2 - 2022 - Paper 1
Question 2
Plant cells and fungal cells are similar in structure.
Figure 2 shows a fungal cell.
Name one structure in Figure 2 which is present in both plant cells and fungal... show full transcript
Worked Solution & Example Answer:Plant cells and fungal cells are similar in structure - AQA - GCSE Biology - Question 2 - 2022 - Paper 1
Step 1
Name one structure in Figure 2 which is present in both plant cells and fungal cells but not in animal cells.
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Answer
The structure present in both plant and fungal cells but not in animal cells is the cell wall.
Step 2
Which disease is caused by a fungus?
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Answer
The disease caused by a fungus is Rose black spot.
Step 3
How many times would this fungal cell divide in 24 hours?
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Answer
In 24 hours, the fungal cell divides 16 times. This is calculated by determining how many 90-minute intervals fit into 24 hours:
6090hours24hours=9024×60=16.
Step 4
Where is protein digested in the human digestive system?
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Answer
Protein is digested in the stomach.
Step 5
Which chemical could be used to test if the burgers contain protein?
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Answer
To test if the burgers contain protein, Biuret reagent could be used.
Step 6
Evaluate the use of burgers made from meat compared with meat-free burgers in providing humans with a healthy, balanced diet.
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Answer
When comparing meat burgers with meat-free burgers, several factors come into play:
Nutritional Content: Meat burgers tend to contain more protein, which is essential for growth and repair. However, meat-free burgers have a higher fiber content, which aids digestion and can prevent constipation.
Fat and Cholesterol Levels: Meat burgers generally have higher fat and cholesterol levels, which can lead to health issues such as heart disease. In contrast, meat-free burgers usually contain less fat and cholesterol, promoting better heart health.
Carbohydrate and Energy: Both types of burgers provide similar carbohydrate levels, which are important for energy.
Environmental and Ethical Considerations: Meat production has a larger carbon footprint and involves animal welfare concerns. Meat-free burgers offer a more sustainable and ethical option.
Dietary Preferences: Some individuals choose meat-free burgers due to dietary restrictions or personal preferences, making these an appealing alternative.
In conclusion, while meat burgers provide more protein, meat-free burgers offer health benefits such as reduced fat and cholesterol, and ethical advantages, suggesting a balanced diet can include either option depending on individual health needs and values.
