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spin [16.1K]
4 years ago
7

Can someone help me please

Biology
2 answers:
kicyunya [14]4 years ago
8 0
A is centromere
B is chromosomes but more correctly known as sister chromatids
Nesterboy [21]4 years ago
5 0

Answer:

a. Centromere

A centromere is a specialised DNA sequence of a chromosome that links pair of sister chromarids (a dyad)

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