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WorksheetsScience 10 Genetics Vocab
Total questions: 24
Worksheet time: 2mins
Name
Class
Date
1.
a phenotypic characteristic
a)
trait
b)
carrier
c)
autosomal
d)
diploid
e)
zygote
2.
The homozygous parent individuals
a)
P Generation
b)
trait
c)
carrier
d)
autosomal
e)
diploid
3.
the zygosity of all offspring from a homozygous recessive and homozygous dominant cross
a)
heterozygous
b)
P Generation
c)
trait
d)
carrier
e)
autosomal
4.
Any of the alternative versions of a gene that may produce distinguishable phenotypic effects.
a)
allele
b)
heterozygous
c)
P Generation
d)
trait
e)
carrier
5.
allele whose trait always shows up in the organism when the allele is present
a)
dominant allele
b)
allele
c)
heterozygous
d)
P Generation
e)
trait
6.
allele that is masked when a dominant allele is present
a)
recessive allele
b)
dominant allele
c)
allele
d)
heterozygous
e)
P Generation
7.
the set of alleles, of an organism, for example: RR, Rr, rr
a)
genotype
b)
recessive allele
c)
dominant allele
d)
allele
e)
heterozygous
8.
observable physical traits of an organism, which are determined by its genetic makeup.
a)
phenotype
b)
genotype
c)
recessive allele
d)
dominant allele
e)
allele
9.
A diagram used to predict genotypes when the genotypes of parents are know.
a)
Punnett square
b)
phenotype
c)
genotype
d)
recessive allele
e)
dominant allele
10.
having two identical alleles for a given gene
a)
homozygous
b)
Punnett square
c)
phenotype
d)
genotype
e)
recessive allele
11.
having two different alleles for a given gene
a)
heterozygous
b)
homozygous
c)
Punnett square
d)
phenotype
e)
genotype
12.
when phenotypes of both alleles are exhibited in the heterozygote
a)
codominance
b)
heterozygous
c)
homozygous
d)
Punnett square
e)
phenotype
13.
traits that are controlled by more than one gene
a)
polygenic
b)
codominance
c)
heterozygous
d)
homozygous
e)
Punnett square
14.
traits that are passed from parents to their offspring
a)
inherited traits
b)
polygenic
c)
codominance
d)
heterozygous
e)
homozygous
15.
Traits you get from the environment (glasses, dyed hair)
a)
acquired traits
b)
inherited traits
c)
polygenic
d)
codominance
e)
heterozygous
16.
mating or breeding of 2 individuals
a)
cross
b)
acquired traits
c)
inherited traits
d)
polygenic
e)
codominance
17.
another name for a homozygous dominant genotype
a)
purebred
b)
cross
c)
acquired traits
d)
inherited traits
e)
polygenic
18.
another name for a heterozygote
a)
hybrid
b)
purebred
c)
cross
d)
acquired traits
e)
inherited traits
19.
the DNA pieces that split during meiosis II
a)
sister chromatids
b)
hybrid
c)
purebred
d)
cross
e)
acquired traits
20.
the DNA pieces that split during meiosis I
a)
homologous chromosomes
b)
sister chromatids
c)
hybrid
d)
purebred
e)
cross
21.
gamete cells fuse to form this
a)
zygote
b)
homologous chromosomes
c)
sister chromatids
d)
hybrid
e)
purebred
22.
before meiosis begins, cells are
a)
diploid
b)
zygote
c)
homologous chromosomes
d)
sister chromatids
e)
haploid
23.
describing the non sex-chromosomes
a)
autosomal
b)
diploid
c)
haploid
d)
homologous chromosomes
e)
sister chromatids
24.
a heterozygous individual who has a recessive disease allele (so is not affected by the disease)
a)
carrier
b)
autosomal
c)
diploid
d)
zygote
e)
homologous chromosomes
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