Multiple Choice
In eukaryotic cells, the core structural and catalytic components of the ribosome are primarily composed of which type of RNA?
1
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5. DNA to RNA to Protein
tRNA, rRNA and the Codon Code
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In the classic sickle-cell mutation affecting the β-globin (HBB) gene, which DNA coding-strand codon is altered (at codon 6) compared with the normal sequence?
A
GTG is changed to GAG
B
GAG is changed to GTG
C
GAC is changed to GTC
D
GAG is changed to GAA
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