Question

identify the structures seen to the right.
a is pointing to a □.
done

Explanation:

The structure labeled A is one half of a condensed replicated chromosome, which is defined as a chromatid (specifically a sister chromatid, paired with its identical copy joined at the centromere). The lower diagram (B) shows the unpacked DNA that condenses to form these chromosome structures.

Answer:

Chromatid (or sister chromatid)