Probability And Heredity Question Preview (ID: 35398)


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The physical appearance of an organism is its_________.
a) phenotype
b) genotype
c) allele
d)

A number that describes how likely it is that an event will occur is the _________ of the event.
a) phenotype
b) probablility
c) genotype
d) allele

An organism that is _________has two identical alleles for a trait.
a) probable
b) heterozygous
c) homozygous
d)

A Punnett square shows the combination of ______ that parents can pass on to offspring.
a) genes
b) generations
c) alles
d)

The genetic makeup of an organism is its________.
a) genotype
b) genetics
c) allele
d)

An organism that is __________has two different alleles for a trait.
a) the same
b) different
c) heterozygous
d)

Which of these genotypes is heterozygous?
a) AA
b) Bb
c) Cd
d) ee

Which of these is NOT a phenotype?
a) tall
b) short
c) homozygous
d) round

In a cross between individuals that are Aa X Aa, how many boxes of the Punnett square will show an offspring that is AA?
a) 1
b) 2
c) 4
d) 4

Which of these is NOT a way to express probability?
a) 1 in 4
b) 50 percent
c) 25
d)

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