20. Some transcription factors bind to __________ which may be many, many nucleo

Question

20. Some transcription factors bind to __________ which may be many,
many nucleotides away. These transcription factors loop the helix
around and upregulate transcription.

a. motifs b. enhancers c. Zn fingers d. leu zippers e. HTHs

21. ______________ are transcription factors which remodel chromatin.

a. Enhancers b. Antirepressors c. Histones d. Gals e. HpaII

22. The degree of CpG methylation is inversely related to transcription level
and genetic imprinting is the sexually different methylation or
demethylation of specific genes. Approximately 75% of the differently
methylated genes involve __________.

a. sex chromosomes b. dominant genes c. growth hormones
d. 5

Explanation / Answer

20.mofits

21.Histones

22.dominant genes

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