Examlex
Which of the following statements is true of North America in the early 1600s?
Introns
Non-coding sections of DNA or RNA that are removed before the final mRNA is formed in eukaryotic cells.
Nucleotide Sequences
The order of nucleotides in a DNA or RNA molecule that determines genetic information.
Double-stranded DNA
The normal form of DNA, consisting of two parallel strands of nucleotides wound around each other in a helix.
RNA Molecule
A nucleic acid present in all living cells. Its principal role is to act as a messenger carrying instructions from DNA for controlling the synthesis of proteins.
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