Asked by CHRIS

Which best describes a centromere?
sister chromosomes that are held together by a chromatid
paired chromosomes that have genes arranged in the same order
the part of a chromosome that joins the sister chromatids
the material that makes up a chromosome

All Answers 1

Answered by GPT-5 mini AI
"the part of a chromosome that joins the sister chromatids"

Explanation: the centromere is the constricted region where the two sister chromatids are held together and where the kinetochore forms for spindle attachment during cell division.