Genetics Question Preview (ID: 42279)


Genetics. TEACHERS: click here for quick copy question ID numbers.

The letters we use to represent the genotype are called ________.
a) symbols
b) formulas
c) pictograms
d) alleles

An flower has the flower color genotype Pp. Would this flower be homozygous or heterozygous?
a) Homozygous
b) Heterozygous
c)
d)

A homozygous dominant organism would ____________.
a) carry an allele for the recessive trait
b) carry both the dominant and recessive trait allele
c) display the phenotype for the recessive trait
d) carry only alleles for the dominant trait

____________ refers to the genes that the organism has and ___________ refers to the trait that you see when looking at the organism.
a) Genotype, Phenotype
b) Phenotype, Genotype
c)
d)

Brown eye are dominant to blue eyes. What genotype would a homozygous blue eyed person have?
a) bb
b) Bb
c) BB
d) B

Brown eye are dominant to blue eyes. What genotype would a homozygous brown eyed person have?
a) bb
b) Bb
c) BB
d) B

Brown eye are dominant to blue eyes. What genotype would a heterozygous brown eyed person have?
a) bb
b) Bb
c) BB
d) b

If both parents are homozygous recessive for a trait, will any of their children have a chance at receiving the dominant trait?
a) Yes
b) No
c)
d)

A TT (tall) plant is crossed with a tt (short) plant. What percentage of the offspring will be tall?
a) 25%
b) 50%
c) 75%
d) 100%

A Tt plant is crossed with a Tt plant. What percentage of the offspring will be short?
a) 0%
b) 25%
c) 50%
d) 75%

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