Early development in Drosophila includes nuclear division, but not cell division. This gives rise to a single cell with many nuclei.
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Q82: Normal development requires proper positioning of macromolecules
Q83: In Drosophila, the Antennapedia mutation:
A)is a homeotic
Q84: Maternal-effect genes:
A)affect only daughters.
B)affect only sons.
C)affect the
Q85: In the Drosophila embryo, segment-polarity genes govern
Q86: When pair-rule genes and segment-polarity genes are
Q88: Gap genes:
A)control the differentiation of alternating segments
Q89: An example of gene regulation at the
Q90: In animals, homeotic genes:
A)encode transcription factors.
B)specify the
Q91: Using the natural processes of cell growth
Q92: In the graph shown here, the dashed
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