Name one structure in Figure 10 which is present in both plant cells and fungal cells but not in animal cells - AQA - GCSE Biology - Question 8 - 2010 - Paper 1
Question 8
Name one structure in Figure 10 which is present in both plant cells and fungal cells but not in animal cells.
Which disease is caused by a fungus?
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Worked Solution & Example Answer:Name one structure in Figure 10 which is present in both plant cells and fungal cells but not in animal cells - AQA - GCSE Biology - Question 8 - 2010 - Paper 1
Step 1
Name one structure in Figure 10 which is present in both plant cells and fungal cells but not in animal cells.
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Answer
The structure that is present in both plant cells 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
A fungal cell divides once every 90 minutes. How many times would this fungal cell divide in 24 hours?
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Answer
To find out how many times the fungal cell divides in 24 hours, we can use the formula:
ext{Total divisions} = rac{ ext{Total time in minutes}}{ ext{Time per division in minutes}} = rac{1440}{90} = 16
The fungal cell divides 16 times in 24 hours.
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
The chemical that could be used to test if the burgers contain protein is Biuret reagent.
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 evaluating the use of meat-based burgers versus meat-free burgers, several factors should be considered:
Nutritional Content
Meat-based burgers typically contain more protein, which is essential for growth and overall health.
Meat-free burgers often contain more fiber, which aids digestion and helps prevent constipation.
Both types can have varied levels of carbohydrates, fats, and cholesterol, which influence their health impacts.
Health Considerations
Regular consumption of meat can lead to higher cholesterol levels, which might increase the risk of heart disease or heart attacks.
Meat-free options may reduce these risks but may lack certain nutrients found in meat unless supplemented.
Environmental and Ethical Factors
The production of meat-based burgers raises ethical concerns regarding animal welfare and contributes to greenhouse gas emissions, which impact climate change.
Meat-free burgers often align with sustainable practices and can appeal to those concerned about animal rights.
Conclusion
While both types of burgers can fit into a healthy diet, the choice may depend on personal health goals, ethical beliefs, and taste preferences.