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WorksheetsChapter 7 Bio
Total questions: 11
Worksheet time: 6mins
Name
Class
Date
1.
In order for a person to have a trait controlled by a RECESSIVE TRAIT, they need ____ copies of the recessive allele.
a)
3
b)
2
c)
1
2.
A person who doesn't have a disorder but can pass it on to an offspring.
a)
Carrier
b)
Infected
c)
mean
3.
Genotype for a female
a)
xxy
b)
xy
c)
xx
4.
Genotype for a male
a)
xx
b)
xy
c)
yy
5.
Why are males more likely to have a sex-linked trait?
a)
They only have one x chromosome
b)
They just have y chromosomes
c)
Because males are more sickly
6.
Alleles that blend traits. They are not dominant or recessive.
a)
Blending Dominance
b)
Mixed Dominance
c)
Incomplete Dominance
7.
When both alleles have equal expression.
a)
Incomplete Dominance
b)
Codominance
c)
Mixed Dominance
8.
Traits that care controlled by 2 or more genes.
a)
Polygenic Traits
b)
Codominance
c)
Incomplete Dominance
9.
A gene that interferes with the expression of other genes is called
a)
Albino
b)
Epistasis
c)
The answer is NOT albino
10.
What else can effect our traits besides genes?
a)
water
b)
Enviornment
c)
our teachers
11.
What is this a picture of?
a)
Snap Chat
b)
Karyotype
c)
Genotype
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