I would use seconds, most people cannot sprint for long enough to warrent using minutes.
Because there is genetic variation among the newly reproduced organism.
Answer:
Spindle fibers move chromosomes during cell division by attaching to chromosome arms and chromosome centromeres. A centromere is a specific region of a chromosome where duplicated chromosomes are joined. The identical, joined copies of a single chromosome are known as sister chromatids. The centromere is also where specialized protein complexes called kinetochores are found.
Explanation:
C is the correct answer i think, because scientist do not consider them as living since they lack the properties that all living organisms have or should have
