When a chromosomal rearrangement, such as an inversion, places a known gene into or next to a heterochromatic region, the gene's transcription
A)will turn on.
B)may be amplified.
C)may cease.
D)may be inverted.

Question

Quizplus · Accepted Answer

When a gene is placed into or next to a heterochromatic region due to a chromosomal rearrangement like an inversion, its transcription may cease. Heterochromatin is tightly packed DNA that is transcriptionally inactive, thus genes moved into these regions can be silenced.

When a Chromosomal Rearrangement, Such as an Inversion, Places a Known