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WorksheetsGenetics
Total questions: 10
Worksheet time: 8mins
Name
Class
Date
1.
How many chromosomes are in a normal human body cell?
a)
23
b)
46
c)
92
2.
How many chromosomes are in a human egg cell and passed down from a mother to her child?
a)
23
b)
46
c)
92
3.
Which is a heterozygous or hybrid genotype?
a)
Bb
b)
BB
c)
bb
4.
Which describes a genotype with two identical alleles for a trait, such as PP?
a)
heterozygous
b)
homozygous
5.
Which is a phenotype?
a)
Purple
b)
Pp
6.
Which of the following would show a dominate trait?
a)
B
b)
b
7.
Which of the following would show a recessive trait?
a)
B
b)
b
8.
Which of the following shows homozygous alleles?
a)
Ww
b)
ww
9.
Which of the following describes how the genes are described?
a)
genotype
b)
phenotype
10.
Which of the following describes how the organism looks?
a)
genotype
b)
phenotype
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