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Dari 1000 populasi manusia diketahui 360 orang bergolongan darah O dan 130 orang bergolongan darah A, maka populasi yang bergolongan darah B homozigot . . . .

Dari 1000 populasi manusia diketahui 360 orang bergolongan darah O dan 130 orang bergolongan darah A, maka populasi yang bergolongan darah B homozigot . . . .space 

  1. 490space 

  2. 360space 

  3. 230space 

  4. 180space 

  5. 90space 

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Jawaban terverifikasi

Jawaban

pilihan jawaban yang tepat adalah E.

pilihan jawaban yang tepat adalah E.space 

Pembahasan

Pembahasan
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Diketahui Jawab: Jumlah orang: Jadi, populasi yang bergolongan darah B homozigot adalah 90 orang Dengan demikian, pilihan jawaban yang tepat adalah E.

Diketahui

straight P space plus space straight Q space plus space straight R space equals space 1 space left parenthesis straight P space plus space straight Q space plus space straight R right parenthesis squared space equals space 1 space space straight P squared space plus space straight Q squared space plus space 2 PQ space plus space 2 PR space plus space 2 QR space plus space straight R squared space equals space 1 space  straight P space equals space straight I to the power of straight A semicolon space straight Q space equals space straight I to the power of straight B semicolon space straight R space equals space straight I to the power of straight O space straight P squared space equals space straight I to the power of straight A straight I to the power of straight A space straight Q squared space equals space straight I to the power of straight B straight I to the power of straight B space 2 PQ space equals space straight I to the power of straight A straight I to the power of straight B space 2 PR space equals space straight I to the power of straight A straight I to the power of straight O space 2 QR space equals space straight I to the power of straight B straight I to the power of straight O space straight R squared space equals space straight I to the power of straight O straight I to the power of straight O  

Jawab:

straight R squared space equals space 360 over 1000 space space space space space space equals space 0 comma 36 space straight R space space space space equals space 0 comma 6 space  left parenthesis straight P space plus space straight R right parenthesis squared space equals space fraction numerator 360 space plus space 130 over denominator 1000 end fraction space space space space space space space space space space space space space space space space equals space 0 comma 49 space straight P space plus space straight R space space space space space equals space 0 comma 7 space straight P space space space space space space space space space space space space space equals space 0 comma 7 space – space straight R space space space space space space space space space space space space space space space space space space space space space equals 0 comma 7 space – space 0 comma 6 space space space space space space space space space space space space space space space space equals space 0 comma 1 space  straight P space plus space straight Q space plus space straight R space equals space 1 space straight Q space space space space space space space space space space space space space space space space space equals space 1 space – space straight P space – space straight R space space space space space space space space space space space space space space space space space space space space equals space 1 space – space 0 comma 1 space – space 0 comma space 6 space space space space space space space space space space space space space space space space space space space space space space space equals space 0 comma 3 space  straight I to the power of straight B straight I to the power of straight B space equals space straight Q squared space straight Q squared space equals space 0 comma 3 squared space space space space space equals space 0 comma 09 space atau space 9 over 100 space equals space 9 percent sign 

Jumlah orang:

9 over 100 space cross times space 1000 space equals space 90 space orang 

Jadi, populasi yang bergolongan darah B homozigot adalah 90 orang

Dengan demikian, pilihan jawaban yang tepat adalah E.space 

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