Laura's class: Fifth Graders: Heart contest!

Laura's class: Fifth Graders: Heart contest!: Howdy, my little ducklings! As we have seen, our heart is divided into four separate chambers. Now, some vertebrates have three- chambered.



Howdy, my pretty Laura! I'm Alfonso. the answer is amphibians and reptiles (two atria and one venticle)

Laura's class: Fifth Graders: Heart contest!

Laura's class: Fifth Graders: Heart contest!: Howdy, my little ducklings! As we have seen, our heart is divided into four separate chambers. Now, some vertebrates have three- chambered...



Hi Laura, I'm Alfonso, The answer is (amphibians and reptiles)---> two atria and on venticle.

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12/8/2010 8:6:49

una bella canción

Bueno es una de mis canciones preferidas de Rubén blades. Quizás no de las mas conocidas.

Juzguen ustedes.

http://www.youtube.com/watch?v=lRG03uuDP3g

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los pequeños musicos

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LA MUÑECA FEA

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