Population age structure is a summary of the number of individuals of each age in the population. An example is, In 2002, 30% of the worlds population was under 15 years old. <span />
Plasmids are small circular DNA molecules found in bacteria.
The liver is the main site
Answer:
They help equally devide the cell.
Explanation:
Spindle fibers form a protein structure that divides the genetic material in a cell. The spindle is necessary to equally divide the chromosomes in a parental cell into two daughter cells during both types of nuclear division: mitosis and meiosis. During mitosis, the spindle fibers are called the mitotic spindle.
SOURCE: Nature.com
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