孟德尔遗传减数分裂

1、In a pea plant, the pollen normally joins with the egg from the same plant (self-pollinating) so seeds have ONE parent.RRRRRrRrF1 x F1: RrYy x RrYyRY Ry rY ry RY Ry rY ry RY Ry rY ry RY Ry rY ry 1/16 RRYY 1/16 RRYy 1/16 RrYY1/16 RrYy1/16 RRYy 1/16 RRyy1/16 RrYy1/16 Rryy1/16 RrYY1/16 RrYy1/16 rrYY1/1

2、6 rrYy1/16 RrYy1/16 Rryy1/16 rrYy1/16 rryy Q ui ckTi m e?and aTI FF (U ncom pressed) decom pressorare needed to see thi s pi cture.CompletedominanceIncomplete dominanceBLOOD TYPES YOU ARE DIFFERENT! IMMUNE SYSTEM ATTACKS!Body images modified from: http:/www.new- DONT HAVEANYTHING I DONT HAVE!DONORBL

3、OODBLOOD TYPES YOU ARE DIFFERENT! IMMUNE SYSTEM ATTACKS!Body images modified from: http:/www.new- DONT HAVEANYTHING I DONT HAVE!DONORBLOODBLOOD TYPES YOU ARE DIFFERENT! IMMUNE SYSTEM ATTACKS!Body images modified from: http:/www.new- LIKE ME!DONORBLOODBLOOD TYPES Body images modified from: http:/www.

4、new- DONT HAVE ANYTHING I DONT HAVE!_ can donate to EVERY BLOOD TYPE = _Nothing on surface to recognize as “NOT SELF”UNIVERSAL DONOROBLOOD TYPES Body image modified from: http:/www.new- can RECEIVE FROM EVERY BLOOD TYPE = _UNIVERSAL RECIPIENTABBLOOD TYPE FREQUENCY IN USAA40%B10%AB4%O46% During meiosis, DNA replicates once, but the nucleus divides twice. The former zygote 1 year after fertilization.Cute, multicellular, and diploid.th