If an Amphibian Zygote Is Manipulated So That the First

question 23

Multiple Choice

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

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