Answer:
A) an error in either egg or sperm meiotic anaphase
Explanation:
A condition in which human contain 45 chromosomes instead of 46 is called aneuploidy or abnormal chromosome number. The most common cause of aneuploidy happens during cell division when the chromosomes do not separate properly between the two cells.
A missing chromosome or an extra chromosome is a common cause of genetic disorders.
Nucleus I am pretty sure.
What happens is you lose weight
Frontal, parietal, temporal, and occipital lobes make up the cerebral cortex.
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