Test Bank For Concepts of Genetics 2nd Edition Brooker
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Course
Concepts of Genetics - Test Bank
Institution
Concepts Of Genetics - Test Bank
Chapter 03 Mendelian Inheritance
Student: ___________________________________________________________________________
1. The theory of pangenesis was first proposed by ________.
A. Aristotle
B. Galen
C. Mendel
D. Hippocrates
E. None of these choices are correct
...
, Chapter 01 Overview of Genetics
Student: ___________________________________________________________________________
1. The basic unit of heredity is the ___________.
A. individual
B. gene
C. macromolecule
D. trait
E. None of these choices are correct
2. A variation of a gene is called a(n) _______.
A. species
B. morph
C. genome
D. allele
E. proteome
3. Which of the following acts to accelerate chemical reactions in a cell?
A. Nucleic acids
B. Lipids
C. Carbohydrates
D. Enzymes
E. None of these choices are correct
4. The building blocks of DNA are the _____________.
A. amino acids
B. carbohydrates
C. enzymes
D. nucleotides
E. lipids
5. The structure of a cell that contains the genetic information is called a ___________.
A. nucleotide
B. genetic code
C. chromosome
D. nucleic acids
E. None of these choices are correct
6. If a carbohydrate is going to be broken down for energy, which of the following molecules would be
directly involved in the breakdown?
A. Catabolic enzymes
B. Nucleotides
C. Anabolic enzymes
D. Lipids
E. Chromosomes
7. RNA is formed by the process of _____________.
A. transcription
B. translation
C. both transcription and translation
D. None of these choices are correct
,8. A characteristic that an organism displays is called __________.
A. a gene
B. a chromosome
C. DNA
D. gene expression
E. a trait
9. If a geneticist is studying the prevalence of a trait in a species, they are at the _________ level of study.
A. population
B. organismal
C. cellular
D. molecular
10. The study of the processes of transcription and translation is at the _____ level of biological organization.
A. population
B. organismal
C. cellular
D. molecular
11. Variation at the molecular level of a gene is called a(n) _________.
A. nucleotide
B. chromosome
C. allele
D. trait
E. None of these choices are correct
12. Genetic variation is ultimately based upon which of the following?
A. Morphological differences
B. Small variations in nucleotide sequence of the DNA
C. Carbohydrate content of the cell
D. Translation
13. A species that contains two copies of each chromosome is called _______.
A. a genetic mutation
B. a morph
C. haploid
D. diploid
E. alleles
14. A cell that makes up the body structure of an organism and is diploid is _______.
A. a gamete
B. a somatic cell
C. an allele
D. rare
E. a sperm cell
15. In many organisms, one set of chromosomes comes from the maternal parent, while the other set comes
from the paternal parent. Similar chromosomes in these sets are said to be _________.
A. morphs
B. alleles
C. haploid
D. homologues
E. physiological traits
, 16. In humans, gametes are different than other cells of the body in that they are _________.
A. diploid
B. haploid
C. genetic mutations
D. morphs
E. None of these choices are correct
17. Which of the following is correct regarding natural selection?
A. It is based on competition for resources
B. Beneficial traits are passed on to the next generation
C. It enables a species to become better adapted to its environment
D. It may drastically change a species over time
E. All of these choices are correct
18. _______ is the use of a gene sequence to synthesize a functional protein.
A. Loss-of-function mutation
B. Gene expression
C. The human genome project
D. Proteonomics
E. None of these choices are correct
19. The differences in inherited traits among individuals in a population are called _______.
A. species variation
B. genetic muations
C. genetic variation
D. natural selection
E. None of these choices are correct
20. Three populations of an organism, each with drastically different external markings, but still members of
the same species, would be called _______.
A. homologs
B. mutants
C. communities
D. alleles
E. morphs
21. Which one of the following is NOT one of the general classes of macromolecules that are necessary for
cellular function?
A. Nucleic acids
B. Proteins
C. Ions
D. Carbohydrates
E. Lipids
22. The changes in the genetic makeup of a population over time is called _______.
A. homologous recombination
B. model organisms studies
C. genetic crosses
D. biological evolution
E. hypothesis testing
23. Change in a population over time is called biological evolution.
True False
24. Genetics is the branch of the biological sciences that deals with both heredity and variation.
True False
25. Science is conducted using a process called the scientific method.
True False
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