Respuesta :
DNA stands for deoxyribonucleic acid. It carries all the genetic information of an individual. All the cells have identical DNA.
What is the role of DNA?
DNA has an important role in processing genetic information. It is responsible for the transmission of characters from one generation to other.
DNA is a double helical structure that has two strands running opposite each other in an antiparallel direction. It gives DNA a ladder-like appearance.
All cells have DNA and are identical.
Thus, the correct option is a.
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