The fate of each blastomere is foretold. What will that cleavage be?
Correct answer: D. Spiral and determinate
- A. Spiral and indeterminate
- B. Radial and indeterminate
- C. Radial and determinate
- D. Spiral and determinate
Explanation
A spiral and determinate cleavage is that in which the lines or planes of cleavage are not symmetrical between poles instead these are diagonal to the polar axis and produce unequal cells around the axis of polarity and all the blastomeres have determined role to play in the formations of embryo. The fate of each blastomere is foretold.
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