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Select the true statement.

RNA is mostly single-stranded; DNA is always double-stranded.
RNA and DNA usually have identical nitrogenous bases.
Several types of DNA help regulate protein synthesis.

Respuesta :

Diatonic254

Answer:

RNA is mostly single-stranded; DNA is always double-stranded.

Explanation:

DNA stores the genetic information that codes for the way protein should be developed by the cell. Protein determines the trait (phenotype) of the cell/organism. RNA is used as an intermediary between DNA and proteins.  RNA is made of ribonucleic acids  while DNA is made of deoxyribonucleic acids.

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