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Download PORTAGE Module 6 exam CHEM 212 biochemistry with lab (Prof. Rodney Austin) and more Exams Biochemistry in PDF only on Docsity!
Question 1 — 3/3 pts In RNA, guanine always pairs with ke Cytosine Uraci BothA 1B Question 2 3/3 pts The repeating units, or monomers, that are linked together to form nucleic acids are known as _ Nucleosides Nucleotide Genes Question 3 The Z-form helix of DNA is stabilized mainly by > Hydrogen bonds ton-dipole bonds Hydrogen covalent bonds Question 4 Which of the following pentose sugars is a constituent of mRNA? Ro Ribose Xylose Rihitnl 3/3 pts NH2 10) E | NH K H Guanine-Cytosine Question 9 How many hydrogen bonds are made between T and its complementary nucleotide? bh Question 10 “343 pts The base sequence along one strand of DNA of 5'-GCATGAGCC-3’ What is the sequence of the complementary strand of DNA? 5-CTAGTCC 3'-CGTACTCGG-5' uW oO ol a) > fa} oer > Q oO (2) Question 11 ; 3/3 pts Which of the following types of RNA functions as the molecule to bring amino acids to ribosomes? mRNA gRNA Question 13 A type of DNA that has a right-handed helix is the db B-form Z-form Question 14 Which of the following is a second messenger in cells? FAD > — aw AMP 3/3pts | i> uestion 15 — — Which of the following acts as a coenzyme? * FAD ATP Question 16 rRNA mskes up about ___—__sépeercent of ribosomes. 3/3 pts” Question 18 The primary sequence of DNA is written Question 19 In the Watson-Crick model for the double helix, which statement is NOT true? Ex, The two strands run parallel to one another The base-pairing ¢ \ The double helix (B form) is right-ha 3/3 pts 0/3pts r Two grooves that run up the sides of the helix. Question 20 In the tRNA, below, the is attached to position A. 3/3 pts Question 21 3/3 pts Which nucleotide is the primary energy storage molecule in cells? Dp «© ETP pred) Question 22 0/3 pts Which of the following is a nucleoside? Which of the following is a nucleoside? B. NHo E. Both Aand C A B 2 D Geert. E Question 23 Which of the following is heterocyclic? 3/3 pts 
