science
Grade-12
Easy
Question
Which gender can be carriers of colorblindness?
- Just males
- Just females
- Both genders
- None
Hint:
Half coloured is for carrier.
The correct answer is: Just females
- In this pedigree chart, only females can be the carrier of colour blindness.
- As the half coloured symbols represents carrier.
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How many females are in this pedigree?
How many females are in this pedigree?
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Which individual in the first generation is a carrier?
Which individual in the first generation is a carrier?
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Pedigrees are used to______.
Pedigrees are used to______.
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What does a vertical line coming down from a square and circle that are connected by horizontal line indicate?
What does a vertical line coming down from a square and circle that are connected by horizontal line indicate?
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What do half colored symbols represent?
What do half colored symbols represent?
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What is the purpose of using a pedigree?
What is the purpose of using a pedigree?
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When examining a pedigree, what 2 things should you first determine about the trait being shown?
A. Whether the trait is sex-linked or autosomal.
B. Whether the trait is dominant or recessive
C. Whether individuals are male or female
D. How many individuals are in the pedigree
When examining a pedigree, what 2 things should you first determine about the trait being shown?
A. Whether the trait is sex-linked or autosomal.
B. Whether the trait is dominant or recessive
C. Whether individuals are male or female
D. How many individuals are in the pedigree
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Polydactyl refers to _______.
Polydactyl refers to _______.
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What pattern of inheritance is shown in the pedigree?
What pattern of inheritance is shown in the pedigree?
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The physical characteristics or expression of a gene is referred to as ______.
The physical characteristics or expression of a gene is referred to as ______.
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How many generations are shown in this pedigree?
How many generations are shown in this pedigree?
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How would you write a homozygous dominant genotype?
How would you write a homozygous dominant genotype?
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Which of the following genotypes is dominant?
Which of the following genotypes is dominant?
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Incomplete dominance means that there traits are
Incomplete dominance means that there traits are
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On a pedigree, this symbol represents a ----
On a pedigree, this symbol represents a ----
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