The nucleus would be like the command center in the cell, because it monitors the cells functions and keeps everything "running smoothly".
The best and most correct answer among the choices provided by your question is the first choice or letter A.
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An advantage of electron microscopes compared to light microscopes is that electron microscopes allow you to view living cells, while light microscopes do not.</span>
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Myosin and actin protein filaments attach to each other . Calcium ions release into myofibrilles . Myosin filaments pull on the actin filaments
Answer:
Sorry the first one I don't know.
The second one's answer is : Mature nerve cells, cardiac muscle cells, skeletal muscle fibers, fat cells, red blood cells, bone cells (osteocytes), and white blood cells (except lymphocytes) do not undergo division
hereditary, homeostasis, reproduction, cells.
