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Genetics Vocabulary
Test Description: Basic Genetics Vocabulary Terms
Instructions: Answer all questions to get your test result.
1) Observable traits of an organism. It's an organisms PHYSICAL traits.
A
Phenotype
B
Allele
C
Genotype
D
Chromosome
2) The genetic makeup of an organism. Example Xx or RR.
A
Allele
B
Phenotype
C
Genotype
D
Chromosome
3) Refers to a pair of genes where one is dominant and one is recessive Example (Aa or Xx)
A
Phenotype
B
Heterozygous
C
Genotype
D
Homozygous
4) Having identical pairs of genes. Example AA or bb
A
Phenotype
B
Homozygous
C
Genotype
D
Heterozygous
5) In genetics a trait that WILL appear in the offspring if one of the parents contributes it. Represented by a capital letter. Example- X or B
A
Dominant trait
B
Recessive trait
6) Can be carried in a person's genes without it appearing in that person. Represented by a lower case letter. Example x or f.
A
Recessive trait
B
Dominant trait
7) This helps us to predict the traits of a particular cross or breed.
A
Punnett Square
B
Gregor Mendel
C
Allele
D
Genetic Mutations
8) This is one member (letter) of a chromosome pair.
A
Allele
B
Chromosome
C
Genotype
D
Phenotype
9) What is it called when the parents have the same genes for a particular trait? Example: gg from mom and gg from dad.
A
Hybrid
B
Pureblood
C
Purebred
D
Half blood
10) When you have a mixture of genes from the parents it is called? Example: GG from mom and Gg from dad.
A
Hybrid
B
Purebred
C
Pureblood
D
Half blood
11) Xx is an example of
A
Homozygous recessive trait
B
Homozygous dominant trait
C
Heterozygous trait
12) xx is an example of
A
Heterozygous trait
B
Homozygous dominant trait
C
Homozygous recessive trait
13) XX is an example of
A
Heterozygous trait
B
Homozygous recessive trait
C
Homozygous dominant trait
*select an answer for all questions
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