NURS 5315 ADVANCED PATHOPHYSIOLOGY FINAL EXAM QUESTIONS AND COMPLETE WELL EXPLAINED ANSWERS WITH RATIONALES 100% CORRECT AND VERIFIED BY EXPERTS GRADED A+ LATEST UPDATE 2024 (SUCCESS GUARANTEED]ALL YOU NEED TO PASS YOUR EXAMS DNA structure DNA consists of two long chains of nucleotides twisted into a double helix and joined by hydrogen bonds between the complementary bases adenine and thymine or cytosine and guanine. p 134-136 DNA function DNA is the code for making proteins and stores genetic information. p 134-136 DNA replication DNA unzips into two parts and splits with the cell. In it's new home each side of the DNA strand attack to matching nucleotides to create 2 exact copies. It is important in puberty and other times of growth as it is the reproducing of your cells. p 136 DNA mutation A change to the DNA structure. May be substitution of one base pair for another (base pair mutations); change in a single amino acid (missense mutation), substitution that produces three of the stop or nonsense codons (nonsense mutation), or insertion or deletion of one or more base pairs to the DNA molecule (frameshift mutation) p 137 RNA structure single stranded helix p. 139 RNA function performs protein synthesis. p 140 translation (genetics) the process whereby genetic information coded in messenger RNA (mRNA) directs the formation of a polypeptide. p 147 transcription (genetics) the organic process whereby the DNA sequence in a gene is copied into mRNA. p 147 structure of chromosomes chromosomes are made out of sister chromatids are connected by a centromere. p 140 function of chromosomes carry genetic information. p 140 polyploidy A chromosomal alteration in which the organism possesses more than two complete chromosome sets. p. 141 aneuploidy the presence of an abnormal number of chromosomes in a cell. p.143 autosomal aneuploidy Least common among live births. (eg. Down Syndrome - Trisomy 21) does not invo
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