The Synthesis Of RNA

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A. RNA doesn’t have thymine. RNA uses Uracil. RNA can leave the nucleus.
B. mRNA- mRNA is called the messenger DNA. This RNA can leave the nucleus and delivers information to other parts of the cell. tRNA- Transfers amino acids to proteins.
Ribosomal RNA- Forms parts of ribosomal subunits
C. Proteins must be synthesised constantly in order to use the codes from genes over and over again.

2. A. During transcription, the enzyme RNA polymerase binds to DNA and separates the DNA strands. It then uses one strand of DNA as a template to assemble nucleotides into a complementary strand of RNA.
B. If the introns didn’t get removed then the instructions from mRNA might be wrong, affecting the protein.

A. You read the codon, or three bases except

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