<span>If factors are only
rounded up, then the estimate is an overestimate. If factors are only rounded down, then the
estimate is an underestimate. When some factors are rounded up and some are rounded
down, it is harder to tell whether the estimate is an overestimate or an underestimate.</span>
<span>It depends upon what type of cell which underwent the division.
If it is a somatic cell and it underwent mitosis, the number of chromosomes remains
unchanged at 46 in each cell. On the other hand, if it is a sex cell, the
number of chromosomes is halved (23) after meiosis. By the way, mitosis is the
term for cell division among somatic cells and meiosis is for the sex cells.</span>
Because people throws trash into rivers and stuff and they flow down into the ocean and makes it unclean