WorksheetsGenetics Vocabulary
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
A _________ shows what alleles an organism has, while a ___________ shows what traits are visible or expressed.
a)
Karyotype, linkage group
b)
Gene, Allele
c)
Phenotype, Genotype
d)
Genotype, Phenotype
2.
Factors that control traits are called:
a)
Genes
b)
Purebreds
c)
Recessives
d)
Phenotypes
3.
An organism that has two different alleles for a trait is called ______________.
a)
Purebred
b)
A gene
c)
Homozygous
d)
Heterozygous
4.
The gene that will be expressed in the phenotype regardless of what other gene or genes may be present.
a)
Dominant
b)
Recessive
c)
Heterozygous
d)
Homozygous
5.
A version of a gene.
a)
Monohybrid
b)
Allele
c)
Hybrid
d)
Genotype
6.
Hybrid also means...
a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
7.
DNA is coiled into a structure called a(n):
a)
Allele
b)
Genotype
c)
Chromosome
d)
Hybrid
8.
Another term for Heterozygous is?
a)
Genotype
b)
Phenotype
c)
Hybrid
d)
Purebred
9.
Meaning you have two of the SAME alleles.
a)
Heterozygous
b)
Homozygous
c)
Genotype
d)
Phenotype
10.
Means the same as Homozygous
a)
Genotype
b)
Phenotype
c)
Hybrid
d)
Purebred
11.
An organism that has two different versions of a gene (two different alleles).
a)
Heterozygous
b)
Homozygous
c)
Genotype
d)
Phenotype
12.
An organism that has two different alleles for two different traits
a)
Homozygous
b)
Monohybrid
c)
Dihybrid
d)
Recessive
13.
If a trait will not be expressed, the organism has _________ genes.
a)
Homozygous
b)
Dominant
c)
Recessive
d)
Purebred
14.
Means the organism has two dominant traits.
a)
Homozygous Dominant
b)
Homozygous Recessive
c)
Heterozygous
d)
Hybrid
15.
The organism has one dominant and one recessive trait.
a)
Homozygous dominant
b)
Homozygous recessive
c)
Heterozygous
d)
Purebred
100 %
