Developmental regulatory molecules that act in a concentration-dependent fashion are called
A) anterior determinants.
B) ligands.
C) homeodomain proteins.
D) morphogens.
E) polarity genes.
Correct Answer:
Verified
Q19: Maternal-effect genes are
A) transcribed and translated in
Q20: Mutations in maternal-effect genes are readily identified
Q21: In a cross between a female Drosophila
Q22: In Drosophila, a bicoid egg
A) will develop
Q23: In animal development, zygotic genes
A) belong to
Q25: The following groups of mutants developed from
Q26: Which of the following mutant Drosophila phenotypes
Q27: Which of the following mutant Drosophila phenotypes
Q28: In Drosophila, mutations in homeotic genes can
Q29: Transcription factors are
A) mRNA products of maternal
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