nueral tube Question 15 The separation of gastrula cells into endoderm, ectoderm

Question

nueral tube Question 15 The separation of gastrula cells into endoderm, ectoderm, and mesoderm is part of which developmental step? Selected Answer: none of the above cell proliferation programmed cell death cell differentiation cell expansion none of the above Answers: Question 16 Cytoplasmic determinants...select all that apply. Selected Answers: are distributed equally amongst daughter cells Answers are distributed equally amongst daughter cells are distributed unequally amongst daughter cells affect cell differentiation are signals that come from other cells Monday, February 26, 2018 6:38:08 PM EST ates)

Explanation / Answer

15) Gastrulation is the step in which one end of the embryo folds inward, expands, and eventually fills the blastocoel. This event gives rise to layers of embryonic tissues: the ectoderm (outer layer) and the endoderm (inner layer. So none of these is correct.

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