10 Questions
What is the function of RNA polymerase in the process of transcription?
To catalyze RNA synthesis and join RNA nucleotides
What is the purpose of the 5' cap and poly-A tail added to the primary transcript during RNA processing?
All of the above
What is the function of transfer RNA (tRNA) in the process of translation?
To facilitate the coupling of mRNA codons with tRNA anticodons
What is the purpose of the signal peptide in protein synthesis?
To target polypeptides to specific locations
What type of mutation replaces one nucleotide and its partner with another pair of nucleotides?
Nucleotide-pair substitution
What is the function of an operon in gene regulation?
To regulate gene expression through a single 'on-off switch'
What is the role of histone acetylation in gene regulation?
To open up chromatin structure and promote transcription
What is the purpose of enhancers in gene regulation?
To stimulate gene expression through protein-protein interactions
What is the result of a mutation that alters normal cell growth and division?
Cancer
What is the role of DNA methylation in gene regulation?
To condense chromatin and reduce transcription
Review of Lecture 13 covering meiosis, asexual and sexual reproduction, including the differences between the two and the process of asexual reproduction through mitotic cell division. Learn about the genetic identity of clones and more.
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