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Biology 105 – Human Biology Session: Section: Class Location: Days / Time: Practice Quiz Instructor: Spring 2013 55244 and 61816 4 Units UVC1 St. Helena F 9:00 AM - 11:50 AM LEC F 1:00 PM - 3:50 PM LAB M 9:00 AM - 11:50 AM LAB RIDDELL Human Biology, 12e (Mader / Windelspecht) Chapter 21 DNA Which of the following is not a component of a DNA molecule? A) a nitrogen-containing base B) deoxyribose sugar C) phosphate D) phospholipid Answer D Messenger RNA carries genetic information from the chromosomes to the ______. A) ribosomes B) endoplasmic reticulum C) nucleolus D) plasmids Answer A A ________ codes for a specific sequence of amino acids in a protein. A) gene B) nucleotide C) polyribosome D) nucleic acid Answer A The study of the structure, function, and interaction of cellular proteins is called _________. A) bioinformatics B) haplotypics C) genomics D) proteomics Answer D Free-living organisms with a foreign gene are called _______ organisms. A) transposed B) transmutated C) transparent D) transgenic Answer D A DNA nucleotide is made of all of the following components except: Page 1 of 5 BIOL 105 S 2013 Practice Quiz Supp DNA Biology 105 – Human Biology Session: Section: Class Location: Days / Time: Practice Quiz Instructor: Spring 2013 55244 and 61816 4 Units UVC1 St. Helena F 9:00 AM - 11:50 AM LEC F 1:00 PM - 3:50 PM LAB M 9:00 AM - 11:50 AM LAB RIDDELL A) a nitrogen-containing base B) deoxyribose sugar C) phosphate D) phospholipid Answer D Messenger RNA carries genetic information from the chromosomes to the ______. A) ribosomes B) endoplasmic reticulum C) nucleolus D) plasmids Answer A A ________ codes for a specific sequence of amino acids in a protein. A) gene B) nucleotide C) polyribosome D) nucleic acid Answer A The study of the structure, function, and interaction of cellular proteins is called ________. A) bioinformatics B) haplotypics C) genomics D) proteomics Answer D Free-living organisms with a foreign gene are called _______ organisms. A) transposed B) transmutated C) transparent D) transgenic Answer D DNA is shaped like a/an ______________. A) alpha protein B) double helix C) single helix D) globular protein Answer B Page 2 of 5 BIOL 105 S 2013 Practice Quiz Supp DNA Biology 105 – Human Biology Session: Section: Class Location: Days / Time: Practice Quiz Instructor: Spring 2013 55244 and 61816 4 Units UVC1 St. Helena F 9:00 AM - 11:50 AM LEC F 1:00 PM - 3:50 PM LAB M 9:00 AM - 11:50 AM LAB RIDDELL Which of the following tasks is not accomplished by DNA? A) undergoes mutations that can provide variation B) provides energy for the cell C) stores information D) replicates to pass a copy to the next generation Answer B Which of the following statements is incorrect concerning deoxyribonucleic acid. A) It is found within the nucleus of eukaryotes. B) It can be found within mitochondria. C) It contains a ribose sugar. D) It specifies the sequence of amino acids for protein synthesis. Answer C In DNA complementary base pairing is always A) A to T and C to G. B) A to C and T to G. C) A to G and C to T. D) A to U and C to G. Answer A The ability of the DNA molecule to make a copy of itself is called: A) transcription B) replication C) transduction D) translation Answer B The two strands of DNA are considered _________ and run in opposite directions of each other. A) parallel B) anti-parallel C) balanced D) polymorphic Answer B Which of these is not a type of RNA used during protein synthesis in the cell? A) ribosomal RNA B) messenger RNA C) transfer RNA D) None of these are correct Answer A Page 3 of 5 BIOL 105 S 2013 Practice Quiz Supp DNA Biology 105 – Human Biology Session: Section: Class Location: Days / Time: Practice Quiz Instructor: Spring 2013 55244 and 61816 4 Units UVC1 St. Helena F 9:00 AM - 11:50 AM LEC F 1:00 PM - 3:50 PM LAB M 9:00 AM - 11:50 AM LAB RIDDELL Which of the following bases is not found in RNA? A) adenine B) guanine C) thymine D) uracil Answer C _______ involves the synthesis of an RNA molecule from a DNA template. A) Transcription B) Translation C) Duplication D) Cloning Answer A ________ is converting the sequence of bases on mRNA to a sequence of amino acids. A) Transcription B) Replication C) Translation D) Processing Answer C Transcription of part of a DNA molecule with a nucleotide sequence of CATTAG results in an mRNA molecule with which complementary sequence? A) GTAATC B) GUAAUC C) GUAATC D) GTAAUC Answer C Portions of genes that code for a particular amino acids are called A) exons. B) introns. C) alleles. D) templates. Answer B There are ________ messenger RNA codons in the genetic code. A) 16 B) 20 C) 48 Page 4 of 5 BIOL 105 S 2013 Practice Quiz Supp DNA Biology 105 – Human Biology Session: Section: Class Location: Days / Time: Practice Quiz Instructor: Spring 2013 55244 and 61816 4 Units UVC1 St. Helena F 9:00 AM - 11:50 AM LEC F 1:00 PM - 3:50 PM LAB M 9:00 AM - 11:50 AM LAB RIDDELL D) 64 Answer D ________ uses computer technologies to study the genome. A) Bioinformatics B) Polymerase technologies C) Genomics D) Proteomics Answer A Using recombinant DNA technology, a restriction enzyme _______. A) can cut DNA at specific base sequences B) removes a specific gene form human DNA C) opens a bacterial plasmid D) All of these choices are correct. Answer D Page 5 of 5 BIOL 105 S 2013 Practice Quiz Supp DNA