WorksheetsGenetics Unit 3 Summative EL
Total questions: 17
Worksheet time: 4hrs 15mins
Which is an example of a genotype?
Gg
blue eyes
brown hair
Which is an example of a phenotype?
GG
gg
blue eyes
Match the following words with the correct picture.
punnett square
allele
genes
homozygous
heterozygous
What does the picture show?
punnett square
pedigree
trait
Which of the following genotypes is homozygous dominant?
TT
Tt
tt
Which of the following genotypes is heterozygous?
RR
Rr
rr
Which of the following genotypes is homozygous recessive?
DD
Dd
dd
What percent (%) of offspring will be homozygous [GG or gg]?
0%
25%
50%
What percentage (%) of offspring will be heterozygous [Aa]?
0%
25%
50%
A characteristic of an organism that can be genetic or acquired is known as a _________________.
gene
allele
trait
The study of how traits are passed from parents to offspring is __________________.
chromosomes
dominant
genetics
Reorder the following in the correct order for ratio: ___:___:___
Homozygous Dominant
Heterozygous
Homozygous Recessive
What is the genotype of the parents?
Gg X gg
gg X gg
GG X GG
How many offspring will have a genotype of AA?
1
2
4
How do we write HOMOZYGOUS DOMINANT genotypes?
AA
Aa
aa
How do we write HETEROZYGOUS genotypes?
AA
Aa
aa
How do we write HOMOZYGOUS RECESSIVE genotypes?
AA
Aa
aa
