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WorksheetsGenetics Quiz Review
Total questions: 20
Worksheet time: 10mins
A ___ is a device used to predict the genotypes and phenotypes of a particular cross.
Punnett Square
Dichotomous Key
The ____ trait is expressed even if present with a contrasting recessive allele.
dominant
recessive
neutral
A ____ is a region of DNA that controls a trait.
gene
phenotype
chromatin
genotype
_____ is the genetic makeup of an organism.
phenotype
genotype
An organism is ____ if they have two different alleles for a trait.
homozygous
heterozygous
An organism is ____ if they have identical alleles for a trait.
homozygous
heterozygous
The ____ is the physical appearance of an organism.
genotype
phenotype
The ____ of an organism is the genetic makeup.
phenotype
genotype
The _____ form of a gene is only expressed when in the homozygous form.
dominant
recessive
neutral
Who is the father of genetics?
Mendel
Hooke
Linneaus
Darwin
The ____ law of probability states that no matter what happens in the past the probability stays the same.
first
second
third
fourth
The ____ law of probability states that in order to calculate the probability of two events occurring at the same time you need to take the product of the two individual events.
first
second
third
fourth
A ____ is performed when you have and organism of unknown genotype.
test cross
monohybrid
dihybrid
cross test
____ is seen when the dominant allele does not entirely mask the recessive allele and a trait is seen in between the two phenotypes.
normal dominance
incomplete dominance
codominance
___ is seen when both alleles are dominant and expressed in the heterozygous form.
normal dominance
incomplete dominance
codominance
Alleles in normal dominance are written with _____.
capital and lower case letters
capital letters slash marks
capital letters and super scripts
Incomplete dominance alleles are written with _____.
capital and lower case letters
capital letters and slashes
capital letters and superscripts
Alleles in codominance are written with _____.
capital and lower case letters
capital letters with slashes
capital letters with superscripts
What is another name for homozygous?
pure
hybrid
What is another term for heterozygous?
pure
hybrid
