Respuesta :

a. nucleus

the nucleolus in the inner part of the nucleus, and chromosomes and genes are found within the nucleolus

a. Genes

Genes are the units of inheritance  located in the chromosomes .The nucleus  is located in cells but not cell is located in the nucleus . Chromosomes are present in the nucleus , not nucleolus . The nucleus is surrounded by nucleus membrane , s not cell membrane  .

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