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What helps produce proteins?
RNA
What is a form of RNA?
messenger, transfer, or ribosomal
Can exposure to radiation cause a mutation?
yes
How much DNA in chromosomes of humans does not form genes and is junk DNA?
97%
What is a type of mutation?
insertion, deletion, or substitution
Can mistakes happen during the replication of genes?
yes
What are the 3 nitrogen bases on mRNA that code for 1 amino acid?
codon
Where are genes located?
chromosome
What is the process of making mRNA from DNA?
transcription
What is the process of making a protein from RNA?
translation
What nitrogen bases go together in a DNA nucleotide?
cytosine with guanine and thymine with adenine
What is the shape of a DNA molecule?
double helix
During transcription, what changes in the nucleotide sequence?
adenine will pair with uracil instead of thymine
