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Title: If gastrulation was blocked by an environmental toxin, then Post by: ppk on May 23, 2011 If gastrulation was blocked by an environmental toxin, then
A) the blastula would not be formed. B) the blastopore would form above the gray crescent in the animal pole. C) cleavage would not occur in the zygote. D) fertilization would be blocked. E) embryonic germ layers would not form. Title: Re: If gastrulation was blocked by an environmental toxin, then Post by: bio_man on Jun 12, 2011 Content hidden
Title: Re: If gastrulation was blocked by an environmental toxin, then Post by: ppk on Jun 12, 2011 Thank you! I will mark as solved. :D
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