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Pre-Lab Questions
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1
The term ______ is used for a person possessing two identical alleles.
A)homozygous
B)heterozygous
C)genotype
D)phenotype
2
The term _______ is used for the appearance of the person as a result of the way the genes are expressed.
A)homozygous
B)heterozygous
C)genotype
D)phenotype
3
The _______ is a genetic tool to simulate all possible genetic combinations of offspring.
A)genome
B)Punnett square
C)gamete formation
D)gene pool
4
The allele is termed __________ if one allele determines the phenotype.
A)homozygous
B)heterozygous
C)dominant
D)recessive
5
Which of the following represents a dominant human trait?
A)straight hairline
B)attached earlobe
C)dimples
D)blood type O
6
An attached earlobe is considered a recessive human trait.
A)True
B)False
7
A diploid chromosome number of 46 and a haploid number of 23 are normal for humans.
A)True
B)False
8
The possession of freckles is considered a recessive human trait.
A)True
B)False





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