Inheritance Question Preview (ID: 49939)


Vocabulary For Creating And Deciphering Punnett Squares. TEACHERS: click here for quick copy question ID numbers.

An organism with two identical alleles for a trait is a(n) _____.
a) hybrid
b) genotype
c) heterozygous
d) homozygous

What do we call an organism with two different alleles for a trait?
a) purebred
b) phenotype
c) heterozygous
d) homozygous

A Punnett square can show you what traits are most likely to occur, but ultimately it is _____ _____ that determines what traits are inherited.
a) Mother Nature
b) Mr. Vandenberg
c) phenotypes
d) recessive alleles

What do we call an organism's physical appearance?
a) dominant allele
b) phenotype
c) recessive allele
d) genotype

What do we call an organism's genetic makeup or allele combinations?
a) phenotype
b) hybrid
c) homozygous
d) genotype

An allele whose trait will only show up if there are two of them..
a) recessive allele
b) Mother Nature
c) dominant allele
d) heterozygous

An allele whose trait always shows in an organism if it is present.
a) hybrid
b) purebred
c) recessive allele
d) dominant allele

What is the possibility of offspring being green if a two heterozygous green pea pods are crossed?
a) 0%
b) 25%
c) 50%
d) 75%

What are the chances of a mouse being tan if a homozygous tan (T) mouse is crossed with a white (t) mouse?
a) 0%
b) 50%
c) 100%
d) The offspring would be tan and white.

What are the chances that the offspring of two horses would have black fur (B) if one parent is heterozygous black and the other is brown?
a) 25%
b) 50%
c) 75%
d) 100%

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