If an Amphibian Zygote Is Manipulated So That the First

question 65

Multiple Choice

If an amphibian zygote is manipulated so that the first cleavage plane fails to divide the gray crescent, then ________.

• A) the daughter cell with the entire gray crescent will die
• B) both daughter cells will develop normally, because amphibians are totipotent at this stage
• C) only the daughter cell with the gray crescent will develop normally
• D) both daughter cells will develop abnormally

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