RNA

• What is RNA?

  RNA is a molecule that plays a central role in protein synthesis and gene expression.
• What is RNA made up of?

  Ribose pentose sugar, nitrogenous base, phosphate group
• What are the nitrogenous bases in an RNA molecule?

  Adenine, Uracil, Guanine, Cytosine
• What is the structure of an RNA molecule?

  Single stranded, polynuecleotide chain
• What is the function of a RNA molecule?

  Copy and transfer the genetic code from DNA in the nucleus to the ribosomes
• What are the three types of RNA molecules?

  mRNA, tRNA, rRNA
• What is the function of an mRNA molecule?

  Carries genetic information from DNA to ribosomes in the cyptoplasm for protein synthesis