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Uploaded by rcn2000 on Jun 2, 2008
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does anybody know why the letter Rr is used for dominant,recessive? is this always the case for sex-linked traits? tq
asdfagadgadfasdfag 3 weeks ago
EXCELLENT EXPLANATION..
THANK YOU SOOO MUCH
resh9224 4 months ago
@xo8MyLove8xo no. only the X chromosome carries trait. :)
sweetangel0393 1 year ago
Much agreed. Awesome Tut. should make higher level tut's too. Execellent! Very easily understood.
Lyllman 1 year ago
THANK YOU!!!
you have saved me from failing. my teacher is a freakin latino and he can barely talk.
TheWargasmic 1 year ago
omg thank youuuuu!!!
hotstuffoncrack 1 year ago
yeah- excellent- you should make some for the higher level classes too.
mellifluouschinook 1 year ago
loved these vids. thanx so much
lilaznshroom 2 years ago
your videos really clarifed the lesson for me.
if you could post a lesson on dihybrid crosses and a couple test crosses that would be fantastic !
alessandrafructis 2 years ago
just wna say thank u sir
samathalev 2 years ago
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does anybody know why the letter Rr is used for dominant,recessive? is this always the case for sex-linked traits? tq
asdfagadgadfasdfag 3 weeks ago
EXCELLENT EXPLANATION..
THANK YOU SOOO MUCH
resh9224 4 months ago
@xo8MyLove8xo no. only the X chromosome carries trait. :)
sweetangel0393 1 year ago
Much agreed. Awesome Tut. should make higher level tut's too. Execellent! Very easily understood.
Lyllman 1 year ago
THANK YOU!!!
you have saved me from failing. my teacher is a freakin latino and he can barely talk.
TheWargasmic 1 year ago
omg thank youuuuu!!!
hotstuffoncrack 1 year ago
yeah- excellent- you should make some for the higher level classes too.
mellifluouschinook 1 year ago
loved these vids. thanx so much
lilaznshroom 2 years ago
your videos really clarifed the lesson for me.
if you could post a lesson on dihybrid crosses and a couple test crosses that would be fantastic !
alessandrafructis 2 years ago
just wna say thank u sir
samathalev 2 years ago