Answer:
Actin filaments return to their original positions (does not occur in muscle contraction, according to the sliding filament model).
Explanation:
Polypeptide is another name for a protien.
Answer:
I think it's " P waves from earthquakes can travel through both solids and liquids so they tell us what is inside the earth. "
Explanation:
During mitosis a cell duplicates its DNA and divides into two genetically identical cells mitosis is typically followed by cytokinesis which divides the other properties if the cell including cytoplasm, organelles and the cell membrane.