Top Banner
Joel Jara Cano
5

Left thumb over right thumb jjc

Aug 10, 2015

Download

Education

Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
Page 1: Left thumb over right thumb jjc

Joel Jara Cano

Page 2: Left thumb over right thumb jjc

R = Dominant allele / Left thumb above

r = Reccessive allele / Right thumb above

Page 3: Left thumb over right thumb jjc

EXPLANATIONWhen people join their hands, some of them put their left thumb over the right one, while the other ones do it the other way around.

It is not a single genetic trait. It is the clearest sample that shows that dominant is not always common.

Page 4: Left thumb over right thumb jjc

Father´s side

RR Rr

Rr

rr rr

rr rrRr

Rr rr

autosomal

dominant heredityME

Mother´s side

Page 5: Left thumb over right thumb jjc