Which Statement About Embryonic Development Is True

question 31

Multiple Choice

Which statement about embryonic development is true?

• A) Determination is the process by which blastomeres differentiate into specific cell types.
• B) Preimplantation genetic diagnosis is possible in humans because they have regulative development.
• C) In Drosophila, pole cells are the last cells to become determined.
• D) Determination occurs later in species with mosaic development than in species with regulative development.
• E) If the cells of a roundworm embryo in the two-cell stage are separated, each will develop into a complete animal.

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