Diploid refers to a cell that has two copies of each chromosome. One way that a diploid organism could have an offspring that are 3n (triploid) or 4n is when the chromosomes don't separate during meiosis.
Triploid refers to some cell that have 3 copies of each chromosomes for a total of 69 chromosomes.
The ozone layer reflects the suns heat hottest layer in the atmosphere
Oceanography, geology, meteorology, astronomy, and environmental science
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A. enough statistical support for the research hypothesis when there is not