20 questions
Which of the following is homozygous recessive?
Rr
RR
rr
All of them
Brown (B) is dominant over white (b). Which is a homozygous GENOTYPE of BROWN FUR?
BB
Bb
bb
B
Which term describes the different forms of a gene?
Chromosome
Allele
DNA
Punnett Squares
This image shows a
Phenotype
Punnett Square
Homozygous Dominant gentotype
Pedigree
What does a Punnett Square do?
Show the possible genotypes
Determine the possible phenotypes
Predict offspring traits
All of the above
A phenotype is
Physical appearence
Dominance
Recessiveness
Letter combinatons
What is a gene?
They cause disease
What you wear to parties
Segment of DNA coding for a trait
It is what DNA is made up of
What is an allele?
A gene
A genotype
A phenotype
Different forms of a gene
If your genotype for tongue rolling ability is TT, you are
homozygous dominant.
heterozygous dominant.
homozygous recessive.
heterozygous recessive.
If your genotype for tongue rolling ability is Tt, you are
homozygous dominant.
heterozygous.
homozygous recessive.
heterozygous recessive.
If your genotype for tongue rolling ability is tt, you are
homozygous dominant.
heterozygous dominant.
homozygous recessive.
heterozygous recessive.
Brown fur (B) is dominant to pink fur (b). Which is a genotype for brown fur?
Brown
Pink
BB
bb
Brown fur (B) is dominant to pink fur (b). Which is the genotype for pink fur?
Brown
Pink
BB
bb
Brown fur (B) is dominant to pink fur (b). Which is the phenotype for bb?
Brown
Pink
BB
bb
Brown fur (B) is dominant to pink fur (b). Which is the phenotype for Bb?
Brown
Pink
BB
bb
The genotype for a moon flower plant is Rr. The dominant allele is represented by...
R
r
Red
White
The genotype for a moon flower plant is Rr. The recessive allele is represented by...
R
r
Red
White
The genotype for a moon flower plant is Rr. The phenotype of the plant is...
R
r
Red
White
The genotype for a moon flower plant is RR. The phenotype of the plant is...
R
r
Red
White
The genotype for a moon flower plant is rr. The phenotype of the plant is...
R
r
Red
White