Concepts of Genetics 11th Edition by Klug – Test Bank
Chapter 1 Introduction to Genetics
1) What is the name of the company or institution that has access to the health, genealogical, and genetic information of approximately 270,000 residents of Iceland?
A) National Institutes of Health
B) deCODE
C) Gattaca
D) Biogen
E) American Cancer Society
Answer: B
Section: Introduction
2) A biotechnology company, deCODE, is in the process of creating a database that contains ________.
A) the gene sequences of all newborns in the United States beginning in 2006
B) a compilation of all the known genes in humans throughout the free world
C) health, genealogical, and genetic information of approximately 270,000 residents of Iceland
D) a complete sequence of the human genome
E) all the information available on the human genome project
Answer: C
Section: Introduction
3) Why did deCODE select Iceland for its ambitious research project?
A) a relatively low degree of genetic diversity
B) frequent and extensive mutational bursts
C) high genetic diversity
D) lack of genealogical information
E) virtual absence of mutation
Answer: A
Section: Introduction
4) The genetic material DNA consists of basic subunits called ________.
A) mitochondria
B) lysosomes
C) centrioles
D) nucleotides
E) None of the answers listed is correct.
Answer: D
Section: 1.3
5) The immediate product of transcription is ________.
A) a phospholipid
B) an amino acid
C) a protein
D) a carbohydrate
E) RNA
Answer: E
Section: 1.3
6) In many species, there are two representatives of each chromosome. In such species, the characteristic number of chromosomes is called the ________ number. It is usually symbolized as ________.
A) haploid; n
B) haploid; 2n
C) diploid; 2n
D) diploid; n
E) None of the answers listed is correct.
Answer: C
Section: 1.2
7) Genetics is the study of ________.
A) heredity and variation
B) mutation and recession
C) transcription and translation
D) diploid and haploid
E) replication and recombination
Answer: A
Section: 1.2
8) Early in the twentieth century, Walter Sutton and Theodore Boveri noted that the behavior of chromosomes during meiosis is identical to the behavior of genes during gamete formation. They proposed that genes are carried on chromosomes, which led to the basis of the ________.
Answer: Chromosome Theory of Inheritance
Section: 1.2
9) What is a mutation?
Answer: A mutation is an inherited change in a gene.
Section: 1.2
10) What is a simple definition of an allele?
Answer: An allele is a variant form of a gene.
Section: 1.2
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