ou are observing a patient that you initially suspected had cystic fibrosis. Upon examination, you find that the mucus lining this individual's lungs is not unusually thick, and genetic analysis confirms that they have two functional copies of the CFTR gene. Instead, it seems that the mucus in their lungs is not being appropriately cleared. What organelle is most likely not functioning correctly in this patient's lung cells?
Ribosomes
Mitochondria
Cilia
Flagella
Which of the following joins nucleotides together to form a strand of mRNA?
Group of answer choices
Ionic bonds
Hydrogen bonds
Covalent bonds
Hydrophobic interactions
Which of the following are similarities between transcription and DNA replication? Select all that apply.
Group of answer choices
Elongation of the newly synthesized strand proceeds from the 3' end.
Hydrogen bonds between nitrogenous bases determine the sequence of the newly synthesized strand.
Both are anabolic processes.
Both occur along both DNA strands simultaneously.
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