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WorksheetsGenetics
Total questions: 15
Worksheet time: 8mins
Genotype refers to the ...
physical expression of the genes
the possible combination of alleles in a gene
whether an allele is dominant or recessive
how an organism will appear
An offspring will receive how many alleles from each parent to determine a specific trait?
one
two
three
four
Which of the following is a phenotype?
BB
Bb
bb
Blue Eyes
What is a phenotype
The genetic make up (code)
BB, Bb, bb
The physical trait
none of the above
having two of the same genes for the trait (sometimes called purebred).
Homozygous
Heterozygous
Chromosome
DNA
An allele whose trait only shows up when no dominant allele is present.
Hidden allele
Recessive allele
Dominant allele
Present allele
Snapdragon flowers come in red, pink and white. What type of inheritance is this?
Complete Dominance
Codeminance
Incomplete Dominance
Polygenic Inheritance
Incomplete dominance means that the traits are
expressed equally
recessive
dominant
blended
Brown fur color is dominant over black fur color. Which of the following is the actual genotype of ALL of the offspring in the next generation of this cross for fur color?
AA x aa
AA
Aa
aa
Brown Fur
If green is dominant over purple, then what is the genotype for this individual?
Purple
Green
GG
gg
If "T" is the allele for tall and "t" is the allele for short, then Tt would produce?
Tall
short
medium
not enough info
Y for yellow body is dominant over y for blue body. What alleles would produce yellow bodies?
YY, Yy
Yy, yy
YY only
YY, yy
The exact genetic makeup of an organism, such as RR, Tt, PP is its?
phenotype
dominance
genotype
trait
What type of "square" helps us solve genetic problems?
carpenter square
punnett square
Mendal square
genetic square
Give me an example of one of your favorite phenotypes.
