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Art
2 months ago
11

Histone methyltransferases are a class of enzymes that methylate certain amino acid sequences in histone proteins. A research te

am found that transcription of gene R decreases when histone methyltransferase activity is inhibited. Which scientific claim is most consistent with these findings? *
Biology
1 answer:
Rainbow [2.3K]2 months ago
7 0

Answer:

The scientific assertion that aligns most closely with the information presented in the question is that histone methylation facilitates the opening of chromatin at gene R, allowing transcription factors to more readily associate with DNA.

Explanation:

Inhibiting histone methyltransferase leads to a reduction in the transcription of the R gene, confirming that histone methylation enhances its transcription. When the gene exists in a condensed form, RNA polymerase cannot access the area needed for R gene transcription. Hence, the gene must be in an open state (euchromatin) to enable transcription.

Histone methylation outcomes result in the gene being in a euchromatin configuration.

Consequently, the scientific assertion that aligns most closely with the information presented in the question is that histone methylation facilitates the opening of chromatin at gene R, allowing transcription factors to more readily associate with DNA.

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