Answer:
Tropomyosin
Explanation:
The calcium binding to troponin and induces the muscle contraction. The active binding site gets exposed due to the calcium binding.
The calcium ions then attaches with troponin molecule. This changes the shape of troponin and removes the tropomyosin protein from the binding site. No ATP is available during this process.
Thus, the correct answer is option (d).
Choice b choice b choice b choice b choice b
Cccccccccccccccccccccccccccc
Answer: D - Eukaryotic
Explanation: Can not be A, B or C
- Prokaryotic cells can not make up multicellular organisms
- Bacterial cells are prokaryotes and unicellular
- Not all multicellular organisms are plants and are therefore not all made of plant cells
1. Plastic Waster
2. Air Pollution
3. Toxic Sludge Dumping