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ppk ppk
wrote...
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Posts: 3561
12 years ago
 Two primary factors in shaping the polarity of the body axes in chick embryos are   
A) gravity and pH.
B) location of sperm penetration and cortical reaction.
C) moisture and mucus.
D) salt gradients and membrane potentials.
E) light and temperature.
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Answer accepted by topic starter
bio_manbio_man
wrote...
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Posts: 33224
12 years ago
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hkhs10811,  //ANDY//

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