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Pop Quiz - Genetics Definitions Form A
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by linda ehnes
| 9 Questions
1
1 pt
Genetics
A. The property of an allele that causes the allele to be expressed only if homozygous
B. A condition in which an individual possesses two different alleles of a gene
C. The physical expression of a gene or set of genes; the appearance of an organism
D. The study of genes or the science of heredity.
E. The genetic makeup of an organism
F. A single, distinct version of a gene. Comes in pairs.
G. A condition in which an individual possesses two matching alleles of a gene
H. A characteristic of an allele in which the allele is always expressed

2
1 pt
Genetics
A. The property of an allele that causes the allele to be expressed only if homozygous
B. A condition in which an individual possesses two different alleles of a gene
C. The physical expression of a gene or set of genes; the appearance of an organism
D. The study of genes or the science of heredity.
E. The genetic makeup of an organism
F. A single, distinct version of a gene. Comes in pairs.
G. A condition in which an individual possesses two matching alleles of a gene
H. A characteristic of an allele in which the allele is always expressed

3
1 pt
Alleles
A. The property of an allele that causes the allele to be expressed only if homozygous
B. A condition in which an individual possesses two different alleles of a gene
C. The physical expression of a gene or set of genes; the appearance of an organism
D. The study of genes or the science of heredity.
E. The genetic makeup of an organism
F. A single, distinct version of a gene. Comes in pairs.
G. A condition in which an individual possesses two matching alleles of a gene
H. A characteristic of an allele in which the allele is always expressed
4
1 pt
Dominant
A. The property of an allele that causes the allele to be expressed only if homozygous
B. A condition in which an individual possesses two different alleles of a gene
C. The physical expression of a gene or set of genes; the appearance of an organism
D. The study of genes or the science of heredity.
E. The genetic makeup of an organism
F. A single, distinct version of a gene. Comes in pairs.
G. A condition in which an individual possesses two matching alleles of a gene
H. A characteristic of an allele in which the allele is always expressed
5
1 pt
Recessive
A. The property of an allele that causes the allele to be expressed only if homozygous
B. A condition in which an individual possesses two different alleles of a gene
C. The physical expression of a gene or set of genes; the appearance of an organism
D. The study of genes or the science of heredity.
E. The genetic makeup of an organism
F. A single, distinct version of a gene. Comes in pairs.
G. A condition in which an individual possesses two matching alleles of a gene
H. A characteristic of an allele in which the allele is always expressed
6
1 pt
Phenotype
A. The property of an allele that causes the allele to be expressed only if homozygous
B. A condition in which an individual possesses two different alleles of a gene
C. The physical expression of a gene or set of genes; the appearance of an organism
D. The study of genes or the science of heredity.
E. The genetic makeup of an organism
F. A single, distinct version of a gene. Comes in pairs.
G. A condition in which an individual possesses two matching alleles of a gene
H. A characteristic of an allele in which the allele is always expressed
7
1 pt
Genotype
A. The property of an allele that causes the allele to be expressed only if homozygous
B. A condition in which an individual possesses two different alleles of a gene
C. The physical expression of a gene or set of genes; the appearance of an organism
D. The study of genes or the science of heredity.
E. The genetic makeup of an organism
F. A single, distinct version of a gene. Comes in pairs.
G. A condition in which an individual possesses two matching alleles of a gene
H. A characteristic of an allele in which the allele is always expressed
8
1 pt
Homozygous
A. The property of an allele that causes the allele to be expressed only if homozygous
B. A condition in which an individual possesses two different alleles of a gene
C. The physical expression of a gene or set of genes; the appearance of an organism
D. The study of genes or the science of heredity.
E. The genetic makeup of an organism
F. A single, distinct version of a gene. Comes in pairs.
G. A condition in which an individual possesses two matching alleles of a gene
H. A characteristic of an allele in which the allele is always expressed
9
1 pt
Heterozygous
A. The property of an allele that causes the allele to be expressed only if homozygous
B. A condition in which an individual possesses two different alleles of a gene
C. The physical expression of a gene or set of genes; the appearance of an organism
D. The study of genes or the science of heredity.
E. The genetic makeup of an organism
F. A single, distinct version of a gene. Comes in pairs.
G. A condition in which an individual possesses two matching alleles of a gene
H. A characteristic of an allele in which the allele is always expressed
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