Nussbaum: Thompson & Thompson Genetics in Medicine, 8th Edition
Chapter 02: Introduction to the Human Genome
Test Bank
MULTIPLE CHOICE
1.How many chromosomes do humans normally have in their
somatic cells?
A. 22
B. 23
C. 44
D. 45
E. 46
ANS: E
2.In humans, DNA is associated with several classes of proteins and packaged into complexes known
as:
A. Histones
B. Chromatin
C. Nuclei
D. Genomes
E. Double helices
ANS: B
Copyright © 2016 by Elsevier Inc. All rights reserved.
,Thompson & Thompson Genetics in Medicine 8th Edition Test Bank
3.Which of the following represents the pairing of nucleotide bases in DNA?
A. Purines-Purines, Pyrimidines-Pyrimidines
B. Adenine-Cytosine, Guanine-Thymine
C. Adenine-Guanine, Cytosine-Thymine
D. Guanine-Cytosine, Adenine-Thymine
E. Deoxyribose-Ribose
ANS: D
Copyright © 2016 by Elsevier Inc. All rights reserved.
,Thompson & Thompson Genetics in Medicine 8th Edition Test Bank
4.Which of the following are composed of repetitive DNA elements?
A. Centromeres
B. Alu elements
C. LINE elements
D. Telomeres
E. All of the above
ANS: E
5.A human somatic cell spends most of its life in this state:
A. Meiosis
B. Mitosis
C. Interphase
D. Zygote
E. Prophase
ANS: C
6.The arms of a chromosome are designated:
A. 1 and 2
B. Short and long
C. p and q
D. Individually for each chromosome
E. A and B
ANS: C
7.An important and distinct feature of meiosis is:
A. Recombination
Copyright © 2016 by Elsevier Inc. All rights reserved.
, Thompson & Thompson Genetics in Medicine 8th Edition Test Bank
B. Chromosome condensation
C. Chromosome congression
D. Spindle formation
ANS: A
8.Mitosis and meiosis result in the following chromosome complements, respectively:
A. n, 2n
B. 2n, n
C. Haploid, diploid
D. 2n, 2n
E. n, n
ANS: B
Copyright © 2016 by Elsevier Inc. All rights reserved.