Apatient reports persistent nasal blockage, nasal discharge, and facial pain lasting on the right side for the past 4 months. there is no history of sneezing or eye involvement. the patient has a history of seasonal allergies and takes a non-sedating antihistamine. what does the provider suspect is the cause of these symptoms?

According to the rna world hypothesis, rna acted as the genetic material and catalyzed reactions in ancient cells. what conclusion can you draw from this?               a.  this implies that dna and proteins aren't essential in cells today.    b.  this implies that rna can catalyze any chemical reaction that enzymes catalyze.    c.  this implies that if a cell has a problem with its dna, its rna can compensate for the damaged dna.    d.  this implies that dna and proteins evolved after rna.