BYU BIOLOGY PART 2 FINAL EXAM
EXPECTED QUESTIONS WITH VERIFIED ANSWERS
Question 1.
Four o'clock flowers What type of inheritance
ANSWER
can be red, white, or pink. incomplete dominance is this?
Question 2.
Four o'clock flowers or pink (Rr). If a pink crossed, what will
ANSWER
can be red (RR), white (rr), 50% red, 50% pink flower and red flower are be the phenotypic
ratio?
Question 3.
Color blindness is male that is color-blind that is a carrier for boy, what is the probability
ANSWER
an X-linked recessive trait. A 50% is crossed with a female color blindness. If they have a he
will be color-blind?
Question 4.
In mice, B refers to white fur. If an individual recessive, what would
ANSWER
brown fur and b refers to bb mouse is homozygous be the resulting genotype?
Question 5.
Height has many different example of
ANSWER
phenotypes. This is an polygenic traits
, Question 6.
A certain type of flower with white stripes. this?
ANSWER
can be red, white, or red Codominance What type of inheritance is
Question 7.
Phenotype refers
ANSWER
to the ________ of an individual. physical appearance
Question 8.
In pea plants, tall erozygous plant is gous plant, what is will be short?
ANSWER
is dominant to short. If a het- 25% crossed with another heterozy- the probability the
offspring
Question 9.
If a trait is codominant,
ANSWER
what does that mean? expresses both forms of the allele
Question 10.
A man who is heterozygous children with a woman What is the probability type A blood?
ANSWER
for type A blood has 50% who has type O blood. they will have a child with
Question 11.
not an example of
ANSWER
a polygenic trait? color-blind or normal vision
EXPECTED QUESTIONS WITH VERIFIED ANSWERS
Question 1.
Four o'clock flowers What type of inheritance
ANSWER
can be red, white, or pink. incomplete dominance is this?
Question 2.
Four o'clock flowers or pink (Rr). If a pink crossed, what will
ANSWER
can be red (RR), white (rr), 50% red, 50% pink flower and red flower are be the phenotypic
ratio?
Question 3.
Color blindness is male that is color-blind that is a carrier for boy, what is the probability
ANSWER
an X-linked recessive trait. A 50% is crossed with a female color blindness. If they have a he
will be color-blind?
Question 4.
In mice, B refers to white fur. If an individual recessive, what would
ANSWER
brown fur and b refers to bb mouse is homozygous be the resulting genotype?
Question 5.
Height has many different example of
ANSWER
phenotypes. This is an polygenic traits
, Question 6.
A certain type of flower with white stripes. this?
ANSWER
can be red, white, or red Codominance What type of inheritance is
Question 7.
Phenotype refers
ANSWER
to the ________ of an individual. physical appearance
Question 8.
In pea plants, tall erozygous plant is gous plant, what is will be short?
ANSWER
is dominant to short. If a het- 25% crossed with another heterozy- the probability the
offspring
Question 9.
If a trait is codominant,
ANSWER
what does that mean? expresses both forms of the allele
Question 10.
A man who is heterozygous children with a woman What is the probability type A blood?
ANSWER
for type A blood has 50% who has type O blood. they will have a child with
Question 11.
not an example of
ANSWER
a polygenic trait? color-blind or normal vision
