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Protamine: Quiz


Question 1: Protamines are small, arginine-rich, nuclear proteins that replace histones late in the haploid phase of spermatogenesis and are believed essential for sperm head condensation and ________ stabilization.
RNAGeneticsNucleic acidDNA

Question 2: It may allow for denser packaging of DNA in ________ than histones, but it must be decompressed before the genetic data can be used for protein synthesis.
SpermatozoonSpermatogenesisPenisReproductive system

Question 3: When mixed with ________, protamines slow down the onset and increase the duration of insulin action (see NPH insulin).
GlucagonAdiponectinEndocrine systemInsulin

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