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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
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How many times would this fungal cell divide in 24 hours?
Answer
Since a fungal cell divides once every 90 minutes, we can calculate the number of divisions in 24 hours as follows:
y = rac{24 ext{ hours} imes 60 ext{ minutes/hour}}{90 ext{ minutes}} = rac{1440 ext{ minutes}}{90 ext{ minutes}} = 16.
Therefore, the fungal cell would divide 16 times in 24 hours.
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Evaluate the use of burgers made from meat compared with meat-free burgers in providing humans with a healthy, balanced diet.
Answer
When comparing burgers made from meat to meat-free burgers, several factors come into play:
Nutritional Content
- Meat-free burgers generally contain more fiber, which aids digestion or prevents constipation.
- On the other hand, meat burgers contain more protein necessary for growth.
- Meat burgers tend to have a higher fat content, which could increase the risk of heart disease or lead to other health issues if consumed excessively.
- The presence of cholesterol in meat burgers is also a concern, as high levels can lead to cardiovascular problems.
Environmental and Ethical Considerations
- The production of meat burgers requires raising animals, which can lead to environmental issues such as greenhouse gas emissions.
- Ethical concerns about the treatment of animals in the meat industry may affect people's choices in favor of meat-free options.
Consumer Preferences
- Some individuals prefer meat-free burgers due to personal beliefs or dietary restrictions, while others may not like the taste of meat substitutes.
- It's also essential to consider that both types of burgers may have similar carbohydrate content, providing energy regardless.
In conclusion, while meat burgers offer higher protein content, meat-free burgers provide additional benefits like fiber and less saturated fat, making them a better option for many seeking a balanced diet.