why is polyploid important during meiosis (metaphase 1)?
And why are tetrads important during the process of meiosis?

Question

why is polyploid important during meiosis (metaphase 1)? 
And why are tetrads important during the process of meiosis?

anonymous · Answer

i got the answer for the importance of tetrads..
but I still didn't find the answer for the first question.

anonymous · Answer

The cell has to be 4n (tetraploid) since in meiosis the chromosome number is halved and 4 haploid gametes are produced.

anonymous · Answer

did that help?

anonymous · Answer

@Andy454 thanks but I saw this answer on Yahoo Answers already.... 
how does this answer relate to the importance of polyploid??
The question asked why polyploid is important during meiosis (metaphase 1)?