What is the name for the region toward the middle of a replicated chromosome where sister chromatids are connected?

Question

Quizplus · Accepted Answer

The region toward the middle of a replicated chromosome where sister chromatids are connected is called the centromere. Choice A (centriole) refers to a structure involved in cell division but is not related to the location of sister chromatid connection. Choice C (karyotype) refers to the number and appearance of chromosomes in an individual and is not related to the location of sister chromatid connection. Choice D (chromatid) refers to one of the two identical copies of DNA that make up a replicated chromosome, but does not specifically refer to the region where sister chromatids are connected.

What Is the Name for the Region Toward the Middle