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How Genes Work
Genes
Question | Answer |
---|---|
What is the structure of a DNA molecule? | double-stranded helix ladder |
What are the 3 types of RNA? | mRNA, tRNA, rRNA |
What is a codon? | a series of 3 nucleotides that code for amino acids |
Which is longer: DNA or RNA? | DNA |
Is RNA double-stranded? | no, single |
Where are nucleic acids found? | in the nucleus, but the DNA can't leave it |
What is the central dogma of genetics? | RNA delivers instructions from the DNA to the proteins |
What is the start codon? | AUG, which codes for the amino acid, methiomine |
What is the stop codon? | UUA, UAG, UGA |
What is a polypeptide chain? | a protein chain |