Genetics Review Question Preview (ID: 12983)


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an example of a purebred gene is...
a) bb
b) Bb
c) BB
d) BB and bb

An example of a hybrid gene is...
a) bb
b) Bb
c) BB
d) RR

__________ did an experiment with pea plants to show the existence of dominant and recessive genes
a) Greg Merrell
b) Gregor Mendel
c) Gregory Mencin
d) Gregor Mencia

an organisms physical appearance is its ___________
a) phenotype
b) genotype
c) codominance
d) homozygous

an organisms allele combonations or genetic makeup is its _________
a) phenotype
b) genotype
c) codominance
d) homozygous gene

when the alleles are not dominant or recessive they are __________
a) homozygous
b) heterozygous
c) codominant
d) phenotype

During _________ a cell produces sex cells with half the number of chromosomes
a) Meiosis
b) Mitosis
c) codominance
d) fertilization

_______ is an example of a homozygous dominant gene
a) RR
b) rr
c) Rr
d) Tt

____ is an example of a heterozygous gene
a) Hh
b) HH
c) hh
d) BB

_______ is an example of a homozygous recessive gene
a) GG
b) Gg
c) gg
d) Rr

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