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20 questions
What base is found only in RNA?
Guanine
Cytosine
Thymine
Uracil
Transcribe the following DNA strand into mRNA: ATCGAC
UACGUG
TAGCTG
UAGCUG
UAGCTG
What type of RNA do we use to read a codon chart?
rRNA
tRNA
RNA polymerase
mRNA
What are the amino acids for the following codons: AUG CCU UAA?
Methionine Proline Stop
Methionine Proline Tyrosine
Methionine Histidine Stop
Stop Proline Methionine
The body expresses the gene that makes lactase when there is lactose in the body. After drinking milk, would the gene for lactase be turned on or off?
On
Off
What type of chromosomal mutation is this?
Inversion
Duplication
Translocation
Deletion
What is produced as a result of gene expression?
genes
DNA
mRNA
Proteins
What is the correct order for protein synthesis?
DNA -> RNA -> codons
proteins -> RNA -> DNA
DNA -> RNA -> proteins
RNA -> DNA -> proteins
What is the amino acid sequence for the following mRNA sequence? AUGGUUAAACGACAAUCC
Val, Lys, Phe, Gly, Ser
Met, Asp, Phe, Ala, Arg
Met, Val, Lys, Arg, Gln, Ser
Ile, Gln, Lys, Asp, Gly, Leu, Ser
A codon consists of _____ nucleotides of _____________.
3 nucleotides of tRNA
3 nucleotides of DNA
3 nucleotides of mRNA
3 nucleotides of rRNA
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