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WorksheetsGenetics Part 1 Review
Total questions: 12
Worksheet time: 6mins
Select the heterozygous genotype
BB
Bb
bb
If a heterozygous round pea is crossed with a wrinkled one, which phenotype is dominant?
Round
Wrinkled
RR
rr
An alternative form of a gene can be defined as a/an
Allele
Gene
Homologous Chromosome
Mutation
Which of the following if a recessive genotype?
RR
Rr
rr
white flowers
If two heterozygous organisms are crossed, what is the probability that they will have a recessive offspring?
100%
50%
25%
0%
Which of Mendel's laws says that one allele will mask the appearance of another
Law of segregation
Law of Independent Assortment
Law of Dominance
Out of the two alleles that are present, only one is present in the gamete describes Mendel's Law of
Dominance
Segregation
Independent Assortment
What was Mendel's conclusion after his experimentation with pea plants
We are not a blend of our parents
We are a blend of our parents
We receive multiple alleles from each parent
Alleles assort together
Choose the homozygous dominant genotype
DD
Dd
dd
True or False, when an organism receives a recessive allele from a parent, that parent must have the recessive trait
True
False
If you have an organism with the dominant phenotype, what can you do to determine its genotype?
testbreed
monocross
punnetcross
testcross
If you perform a test cross and all of the organisms in the F1 generation display the domiant trait, what was the genotype of the original?
Homozygous Dominant
Heterozygous
