Muscular System
Easybiology
Red muscle fibers are rich in:
Select the correct option:
Solution
Incorrect! Answer:
Mitochondria and Myoglobin
- Description: Red muscle fibers (Type I) are adapted for long-duration, aerobic activity.
- Myoglobin Content: They contain high amounts of myoglobin, a red pigment that stores oxygen, giving them their characteristic color.
- Energy Production: They are packed with mitochondria, allowing them to utilize oxygen efficiently for ATP production.
- Conclusion: They are rich in both mitochondria and myoglobin.
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About This Question
- Subject
- biology
- Chapter
- locomotion and movement
- Topic
- muscular system
- Difficulty
- Easy
- Year
- 2025
Solution
Correct Answer:
Mitochondria and Myoglobin
- Description: Red muscle fibers (Type I) are adapted for long-duration, aerobic activity.
- Myoglobin Content: They contain high amounts of myoglobin, a red pigment that stores oxygen, giving them their characteristic color.
- Energy Production: They are packed with mitochondria, allowing them to utilize oxygen efficiently for ATP production.
- Conclusion: They are rich in both mitochondria and myoglobin.
This easy difficulty biology question is from the chapter locomotion and movement, covering the topic of muscular system. It appeared in the 2025 exam.
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