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❖ Structures called spindle fibers are attached to the centromeres. Spindle fibers divide the genetic material in a cell (sister chromatids).
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Answer:Four characteristics define cardiac muscle tissue cells: they are involuntary and intrinsically controlled, striated, branched, and single nucleated.
Explanation:on
Answer:
Messenger Ribonucleic Acid.
Explanation:
Common<span> descent describes how in evolutionary biology a group of organisms share a most recent </span>common ancestor<span>. There is evidence of </span>common <span>descent that all life on Earth is descended from the last universal </span>common ancestor.
