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Genetics
Test Description: Genetics Review
Instructions: Answer all questions to get your test result.
1) When Mendel crossed pure tall pea plants with pure short pea plants, all of the offspring were tall because the gene for tall is...
A
dominant
B
Recessive
C
sex-linked
D
a factor
2) The likelihood that a particular event will occur is called a....
A
Probability
B
Punnett square
C
Recessive
D
Chance
3) The male reproductive part of a flower is the...
A
Sepal
B
Stamen
C
Ovary
D
Stigma
4) A tall plant is crossed with a short plant. The phenotype would be...
A
75% tall, 25% short
B
50% short, 50% tall
C
All short
D
All tall
5) The long, black hair of a cat is part of its...
A
Allele
B
Genotype
C
Phenotype
D
Linkage map
6) The alleles BB for black hair and LL for long hair are part of the cat's....
A
Genotype
B
Allele
C
Phenotype
D
Linkage map
7) The _______ is the second generation of offspring from a cross of two organisms.
A
F2 generation
B
P generation
C
F1 generation
D
P2 generation
8) A(n) __________ is a different form of gene.
A
Autosome
B
Allele
C
Sex-linked trait
D
Hybrid
9) The sperm of plants are in tiny grains of ________.
A
Ovules
B
Pollen
C
Anthers
D
Hybrids
10) A cross between two different traits is called a _______ cross.
A
Purebred
B
Nonpolar
C
Polar
D
Hybrid
11) A dog that has identical genes for brown fur is __________for that trait
A
Dihybrid
B
Monohybrid
C
Heterozygous
D
Homozygous
12) A pea plant has one gene for yellow flowers and another gene for white flowers. This plant is ________for flower color.
A
Dominant
B
Heterozygous
C
Recessive
D
Homozygous
13) The _______ of an organism describes how it looks
A
Recessive gene
B
Autosome
C
Linkage map
D
Phenotype
14) The __________ of an organism shows genes for that trait.
A
Testcross
B
Linkage map
C
Geneotype
D
F2 generation
*select an answer for all questions
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