ASU BIO 181 Exam 2 Questions and Answers 100% Verified

ASU BIO 181 Exam 2 Questions and Answers 100% Verified B) Prion - answerMad cow disease and kuru are both caused by which biological agent? A) Virus B) Prion C) Bacteria D) Yeast Cell C) Watson/Crick - answerThe pair awarded the Nobel Prize for discovering the structure of DNA A) Hershey/Chase B) Curie/Curie C) Watson/Crick D) Wilson/Hoelldobler A) Storing genetic information B) Transmitting genetic information - answerDNA is important for? A) Storing genetic information B) Transmitting genetic information B) DNA copying itself - answerReplication is the process of... A) DNA being expressed as RNA B) DNA copying itself C) DNA expressing itself as protein D) DNA forming ribosomes B) 40% - answerIf the guanine content of DNA from the bacterial cells is 40%, what is the cytosine content? A) 20% B) 40% C) 10% D) 5% C) 20% - answerIf the cytosine content of DNA from the bacterial cells is 30%, what is the adenine content? A) 10% B) 40% C) 20% D) 5% A) histones and DNA - answerChromatin is composed of: A) histones and DNA B) histones, DNA, and basic proteins C) histones, DNA, and RNA D) histones and DNA surrounded by a membrane B) Uracil - answerWhich one of the following nucleotides hydrogen base pairs with adenine in an RNA molecule? A) Cytosine B) Uracil C) Thymine D) Guanine A) 16% thymidine, 34% guanine, 34% cytosine - answer16% of the nucleotides are adenine. What are the percentages of the other nucleotides? A) 16% thymidine, 34% guanine, 34% cytosine B) 34% thymidine, 34% guanine, 16% cytosine C) 34% uracil, 16% guanine, 16% cytosine D) 34% thymidine, 16% guanine, 34% cytosine A) antiparallel B) complementary - answerThe strands in a DNA molecule are: A) antiparallel B) complementary C) perpendicular D) covalently bonded to each other C) RNA - answerThe original molecule of life may have been... A) DNA B) Prions C) RNA D) Viruses A) DNA to RNA to protein - answerThe central dogma of molecular biology states... A) DNA to RNA to protein B) RNA to DNA to protein C) RNA to RNA to protein D) RNA or DNA to protein A) uracil - answerIn RNA, which nucleotide base replaces Thymine in DNA?