DNA structure, replication, transcription, translation, regulation of gene expression, human genome.
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Q1 · Molecular Basis of Inheritance · EASY
In the DNA double helix, adenine pairs with thymine through how many hydrogen bonds?
Q2 · Molecular Basis of Inheritance · MEDIUM
During DNA replication in prokaryotes, which enzyme removes RNA primers and replaces them with DNA nucleotides?
Q3 · Molecular Basis of Inheritance · EASY
In eukaryotic transcription, which RNA polymerase is responsible for synthesizing messenger RNA (mRNA)?
Q4 · Molecular Basis of Inheritance · MEDIUM
During translation, a ribosome moves along mRNA in which direction, and how many nucleotides constitute one codon?
Q5 · Molecular Basis of Inheritance · HARD
In the lac operon of E. coli, when lactose is absent and glucose is present, what is the status of the operon and why?