The ecdysone-receptor complex acts as a transcription factor. Proto-oncogenes inhibit transcription factors that would otherwise promote the expression of cyclin genes. Proto-oncogenes may encode growth factors or growth factor receptors. Proto-oncogenes have no introns. Complete each of the following sentences by inserting one word into each blank space so that a scientifically and linguistically correct statement results.
Hyphenated words count as one word.
C. Describe an example showing that different methods of assaying the potency of blastomeres may yield different results. B. Name three major derivatives of neural crest cells and their locations in the adult. Homeobox and Homeobox Complexes A. Define the homeobox and the homeobox complexes found in insects and in mice. B. Outline a genetic model that explains the occurrence of sex-reversed human males and females. Principle of Epigenesis A. State the principle of epigenesis in general terms.