WorksheetsInteractive Life Science: 4.2 Quiz Probability and Heredity
Total questions: 10
Worksheet time: 5mins
The physical appearance of an organism is its
genotype
phenotype
offspring
A number that describes how likely it is that an event will occur is the _________ of the event.
probability
possibility
certainty
An organism that is ____ has two identical alleles for a trait.
multi-zygous
heterozygous
homozygous
A Punnett square shows the combination of_____ that parents can pass on to offspring.
alleles
genes
DNA
The genetic makeup of an organism is its
genotype
phenotype
offspring
An organism that is ______ has two different alleles for a trait.
dual zygous
heterozygous
homozygous
Which of these genotypes is heterozygous?
A.AA B.Bb C.Cd D.ee
ee
Cd
Bb
AA
Which of these is NOT a phenotype?
tall
short
homozygous
round
In a cross between individuals that are Aa × Aa, how many boxes of the Punnett square will show an offspring that is AA?
1
2
3
4
Which of these is NOT a way to express probability?
1 in 4
25
50 percent
3/4
