Exam (elaborations)
GENETICS MENDELIAN QUESTIONS AND ANSWERS
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GENETICS MENDELIAN QUESTIONS AND ANSWERS
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Name: Score:21 Multiple choice questions
Definition 1 of 21
Alleles of different genes are assorted independently of one another during the formation of
gametes.
Mendel's law of dominance in traits
Mendel's law of genetic linkage
Mendel's law of independent assortment of alleles
Mendel's law of segregation of alleles
Definition 2 of 21
Offspring of a cross between the parental (P1) generation.
Mutation
Heterozygous
F2 generation
F1 generation
Definition 3 of 21
The different forms of a gene. Y and y are different alleles of the gene that determines seed
color. Alleles occupy the same locus, or position, on chromosomes.
homozygous
heterozygous
alleles
phenotype
,Definition 4 of 21
Offspring of a cross involving the F1 generation.
F2 generation
Mutation
F1 generation
Heterozygous
Definition 5 of 21
a gene coded on a sex chromosome, such as the X-linked gene for color blindness.
genotype
sex-linked
incomplete dominance
recessive
Definition 6 of 21
Two different alleles at a locus are responsible for different phenotypes, and both alleles affect
the phenotype of the heterozygote.
heterozygous
homologous chromosomes
co-dominant alleles
multiple alleles
Definition 7 of 21
Alleles segregate from one another during the formation of gametes.
Linkage
Mendel's law of segregation
Incomplete dominance
Mutation
, Definition 8 of 21
Change in the DNA sequence of a gene to some new, hertiable form.
mutation
genotype
variation
natural selection
Definition 9 of 21
Any chromosome that is NOT a sex chromosome.
locus
heterozygous
genotype
autosome
Definition 10 of 21
differing alleles for a trait in an individual such as Rr.
heterozygous
phenotype
homozygous
mutation
Definition 11 of 21
a cross in which only one trait is being studied.
dominant trait
test cross
monohybrid cross
incomplete dominance
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