>>79
åã«ãèšã£ããã ãã圌ãã®å¶è¡ã¯å³¶ç¹æã®è¿èŠªå©ã®åœ±é¿ã ãã
è¿èŠªå©ã§ã¯å£æ§éºäŒåã75ïŒ
(ã°ã¬ãŒãŸãŒã³50ïŒ
)ã§æ£åžžãªäººã¯25ïŒ
ã®ç¢ºçã§ããèªçããªãã
解ããããå³è§£ã«ãããš
ç¶èŠªã®è¯æ§éºäŒåãAãšãããå£æ§éºäŒåã¯a
æ¯èŠªã®è¯æ§éºäŒåãBãšãããå£æ§éºäŒåã¯bã
DNAéºäŒåé
åã¯ä»¥äžã®4éãã®ã¿
AB(è¯æ§éºäŒå+è¯æ§éºäŒå)=æ£åžžãªäºº(25%ã®ç¢ºç)
aB(å£æ§éºäŒå+è¯æ§éºäŒå)=æ£åžž(ç¶æ¹ã®é ãå£æ§éºäŒåãã)â»1
Ab(è¯æ§éºäŒå+å£æ§éºäŒå)=æ£åžž(æ¯æ¹ã®é ãå£æ§éºäŒåãã)
ab(å£æ§éºäŒå+å£æ§éºäŒå)=ç°åžž
â»1
DNAã®éºäŒåé
åã¯ïŒæ¬ã®åäœäœã§æãç«ã£ãŠããã
ç¶æ¹ã®å£æ§éºäŒåãåãç¶ã€ãã§å£ããŠããDNAéšåã¯
ãã€ãã¹ã§ããäžã€ã®æ£åžžãªæ¯æ¹ã®éºäŒåé
åã«ç¹ããããèŠãç®ã¯æ£åžžãªäººã
ãã ããäœãã®ãã£ããã§ãããé ãå£æ§éºäŒåãçºåãããšç¶æ¹ã®å£æ§éºäŒåã«ãã€ãã¹ã
ç¹ãã£ãŠããŸãããããŠå¥è¡ãç°åžžè¡åãçºåããããæ®æ®µã¯æ£åžžãªã®ã«ã
äœãã®ãã£ããã§ç°åžžã«ãªããå島ã®èšèã§ãããã¡ãã§ãŒã³ç¶æ
ã ãã
è¡ãæ¿ããšãããªæ²åãèµ·ãããã§ãã