Microfilaments are composed of a protein called:
Correct answer: B. Actin
- A. Tubulin
- B. Actin
- C. Myosin
- D. Chitin
Explanation
Microfilaments are thin molecules that are composed majorly of actin protein subunits. These polymerize to form elongated filaments.
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Animal, plant, prokaryotic and eukaryotic cells are compared through their membranes, cell walls, nuclei and cytoplasmic organelles. The work includes the structures and functions of mitochondria, chloroplasts, ribosomes, endoplasmic reticulum, Golgi apparatus and lysosomes, as well as chromosome organization and the distinction between chromatin and chromosomes.
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