<span>The muscles that can flex, extend and abduct the arm, are the voluntary muscles, such as the biceps, triceps, and delts. These muscle play a crucial role in mobility of the arm.</span>
Answer:
The activation of DNA synthesis may result from the stimulatory activity of one or more cytoplasmic factors and In fusions of cells in G2 and S, however, nuclei continue their previous activities,
Explanation:
Answer:
During metaphase, the cell's chromosomes align themselves in the middle of the cell through a type of cellular "tug of war." The chromosomes, which have been replicated and remain joined at a central point called the centromere, are called sister chromatids.