seorang pria yang berpenglihatan normal,akan menikah dengan seorang wanita yang membawa sifat carrier,tentukanlah P1,Gamet,dan berapa % kah anaknya yang berpenglihatan normal?

<p>Jawaban yang tepat adalah 75%</p><p>&nbsp;</p><p>Buta warna merupakan kelainan menurun terpaut kromosom X yang dibawa oleh gen resesif. Individu yang menderita buta warna memiliki genotipe X^b&nbsp; X^b&nbsp; &nbsp;(perempuan) atau &nbsp;X^b&nbsp;Y (laki-laki). Berdasarkan soal dapat diketahui pria yang berpenglihatan normal (X^bY), akan menikah dengan seorang wanita yang membawa sifat carrier (X^b X^b) menghasilkan presentase anak yang berpengelihatan normal sebagai berikut:</p><p>P1 : ♂ &nbsp; &nbsp;X^BY &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &gt;&lt;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;♀ X^B X^b</p><p>G : &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;X^B, Y &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;X^B, X^b</p><p>&nbsp;</p><p>F1 :&nbsp;</p><p><strong>♂ / ♀ &nbsp;</strong> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;<strong> &nbsp; X^{B &nbsp;}</strong>^{&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;}<strong>Y</strong></p><p>&nbsp;</p><p><strong>&nbsp;X^B&nbsp;</strong>^{&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;}X^BX^{B &nbsp; &nbsp;&nbsp;} &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;X^BY</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(perempuan normal) &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (laki-laki normal)</p><p>&nbsp;</p><p><strong>X^{b &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;}</strong>X^BX^{b &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;} X^{b &nbsp;}Y</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(perempuan normal carrier) &nbsp; &nbsp; &nbsp; &nbsp;(laki-laki buta warna)</p><p>&nbsp;</p><p>Rasio fenotip F1 : &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Normal &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; : &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Buta warna</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 3 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; : &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 1</p><p><strong><u>Jadi presentase anak yang berpengelihatan normal adalah (3/4) x 100% = 75%.</u></strong></p>