Match the following terms with the appropriate description A

Match the following terms with the appropriate description: A. Identical copies of a DNA molecule, attached together at the centromere of the chreomosome. B. DNA protein complex that helps maintain the chromosome shape and is important in gene regulation. C. Protein structure that associates with specific DNA sections at the centromere. Point of attachment of the mitotic spindle. D. The narrow region of a chromosome. E. Microtubule organising centre.

Solution

Chromatin: DNA protein complex that helps maintain the chromosome shape and is important in gene regulation.

Sister chromatids:Identical copies of a DNA molecule attached together at the centromere of the chromosome.

Centromere:The narrow region of a chromosome.