In eukaryotic cell, DNA enclosed in a nucleus. Thus, Option A is correct.
What is eukaryotic cell ?
Eukaryotic cells can be defined as, Eu means true and karyote means nucleus. The cells which have true nucleus called as eukaryotes
Eukaryotic organism are Protozoa, fungi, plants, and animals.
The basic features of eukaryotic cell are has true nucleus with nuclear membrane, membrane bound mitochondria, cilia, flagella for locomotion, cell wall in plant cell, cytoskeleton.
Sexual reproduction is observed in all eukaryotes, some exception are in yeast a single-celled eukaryotes asexual reproduction occur via mitosis or fission.
A centrally placed double membranous structure called nucleus is present. It has nuclear pores on membrane, nucleolus, a fluid filled matrix called nucleoplasm.
It contain chromatin fibre to form chromosome which have DNA as genetic material. Thus, Option A is correct.
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