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WorksheetsGenetics Terminology
Total questions: 42
Worksheet time: 42mins
Name
Class
Date
1.
production, origin, or formation
a)
-gene
b)
soma-
c)
co-
d)
-zygous
2.
showing or displaying
a)
erythr/o
b)
pheno-
c)
di-
d)
-gene
3.
body
a)
loc/o
b)
karyo-
c)
soma-
d)
melan/o
4.
nucleus
a)
eu-
b)
melan/o
c)
pheno-
d)
karyo-
5.
red
a)
melan/o
b)
-zygous
c)
erythr/o
d)
soma-
6.
place
a)
loc/o
b)
-zygous
c)
-morph
d)
soma-
7.
black
a)
erythr/o
b)
melan/o
c)
cyt/o
d)
co-
8.
yoked together, joined, paired
a)
loc/o
b)
heter/o
c)
-zygous
d)
junt/o
9.
together, with
a)
di-
b)
con-
c)
hap-
d)
co-
10.
two, twice, double
a)
di-
b)
tri-
c)
co-
d)
quad-
11.
A white flower crossed with a red flower produces pink flowers.
a)
incomplete dominance
b)
simple dominance
c)
complete dominance
d)
codominance
12.
A white flower crossed with a red flower produces flowers that are a combination of white & red on the petals.
a)
incomplete dominance
b)
codominance
c)
complete dominance
d)
sex linked trait
13.
A heterozygous brown eyed male is mated with a homozygous blue-eyed female. They produce 50% brown-eyed offspring and 50% blue-eyed offspring.
a)
incomplete dominance
b)
codominance
c)
complete dominance
d)
sex linked trait
14.
The branch of biology dealing with genes, heredity and variation in living organisms.
a)
biology
b)
genetics
c)
microbiology
d)
heridology
15.
Pairs of nucleotides (AT or GC) that bond the two strands of the DNA double helix.
a)
autosomes
b)
polypeptides
c)
base pairs
d)
triglycerides
16.
Chromosomes that determine sex.
a)
autosomes
b)
somatic cells
c)
genes
d)
sex chromosomes
17.
Any chromosomes other than sex chromosomes.
a)
autosomes
b)
allosomes
c)
polygenic
d)
genes
18.
A picture of chromosomes arranged in numerical order by size.
a)
phenotype
b)
genotype
c)
crazytype
d)
karyotype
19.
Segments of DNA that contain specific sequences of nucleotides that code for a specific trait or characteristic.
a)
genes
b)
allosomes
c)
autosomes
d)
karyotype
20.
A method of indicating the physical location of genes on chromosomes.
a)
karyotype
b)
genetic map
c)
base pairs
d)
hybrid vigor
21.
Variations of the same gene.
a)
genes
b)
alleles
c)
recessive
d)
homozygous
22.
When two alleles are the same
a)
homozygous
b)
heterozygous
c)
genetics
d)
genotype
23.
The genes that an organism carries for a trait.
a)
phenotype
b)
Karyotype
c)
recessive
d)
genotype
24.
The physical appearance that results from the combination of alleles in an organism.
a)
genotype
b)
heterozygous
c)
phenotype
d)
homozygous
25.
An allele is expressed completely in the phenotype whenever it is present in the genotype.
a)
lethal gene
b)
polygenic
c)
recessive
d)
dominant
26.
An allele that is suppressed by a dominant allele.
a)
lethal gene
b)
sex linked gene
c)
recessive
d)
incomplete dominance
27.
A grid used to predict the genotypes and phenotypes of offspring.
a)
Mendelian Square
b)
Punnett Square
c)
F1F2
d)
dihybrid cross
28.
Heterozygous individuals in which a disease causing allele remains hidden.
a)
dihybrid cross
b)
polygenic
c)
sex-linked gene
d)
genetic carrier
29.
The offspring of two individuals is a third phenotype, unlike either parent.
a)
complete dominance
b)
incomplete dominance
c)
codominance
d)
simple dominance
30.
The phenotype of the offspring produced is a combination of the phenotypes of the parents.
a)
incomplete dominance
b)
lethal gene
c)
simple dominance
d)
codominance
31.
Inheritance in which the alleles are located on the sex chromosomes.
a)
Sex-linked inheritance
b)
autosomal inheritance
c)
anerythristic
d)
complete dominance
32.
Genes that when homozygous cause the fetus to die prior to birth.
a)
sex-linked gene
b)
x-linked inheritance
c)
lethal gene
d)
outcrossing
33.
Influenced by multiple genes.
a)
multiautosomal
b)
polymorphic
c)
outcrossing
d)
polygenic
34.
Absence of black pigment.
a)
amelanistic
b)
anerythristic
c)
holistic
d)
melanocyte
35.
absence of red pigment
a)
karyotype
b)
anrojo
c)
anerythristic
d)
amelanistic
36.
A genetic cross for two different traits. (Ex: hair coat, eye color)
a)
linebreeding
b)
outbreeding
c)
outcrossing
d)
dihybrid cross
37.
Filial generations, F1 = first generation offspring, F2=second generation offspring
a)
dihybrid cross
b)
polygenic
c)
heterozygous
d)
F1 F2
38.
Breeding of closely related individuals such as siblings or parent-offspring.
a)
inbreeding
b)
outbreeding depression
c)
linebreeding
d)
outcrossing
39.
Breeding that maintains relatedness to a particular ancestor of outstanding quality.
a)
inbreeding
b)
linebreeding
c)
outcrossing
d)
hybrid vigor
40.
Breeding of unrelated animals.
a)
inbreeding
b)
linebreeding
c)
outcrossing
d)
dihybrid cross
41.
Reduction in quality by dilution of desirable traits.
a)
inbreeding
b)
linebreeding
c)
outcrossing
d)
outbreeding depression
42.
Improvement in quality be dilution of undesirable traits and/or by introducing new desirable traits.
a)
dihybrid cross
b)
hybrid vigor
c)
genetic carrier
d)
polygenic
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