Mendelian Disorders
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BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342441 Colour blindness occurs in about 8 per cent of males and only about 0.4 per cent of females. This statements explains that

1 Males have two X chromosome
2 Males have only one X chromosome
3 females have no X chromosome
4 females have only one X chromosome
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342442 Statement A :
Colour blindness is more common in males than in females.
Statement B :
In colourblindness a person cannot differentiate between red and green colours.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both Statements are correct.
4 Both Statements are incorrect.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342443 Gene for colourblindness is located on

1 Non-homologous part of Y-chromosome
2 Homologous part of X- chromosomes
3 Homologous part of Y- chromosome
4 Non- homologous part of X- chromosomes
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342444 Match the columns I and II with respect to Colour blindness
Column I
Column II
A
Normal female
P
\({X^c}{X^c}\)
B
Carrier female
Q
\({X^C}{X^C}\)
C
Diseased female
R
\({X^C}{X^c}\)
D
Diseased male
S
\({X^c}{Y^c}\)

1 A – R , B – P , C – Q, D – S
2 A – Q , B – R , C – P, D – S
3 A – P , B – R , C – Q, D – S
4 A – Q , B – P , C – R , D – S
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BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342441 Colour blindness occurs in about 8 per cent of males and only about 0.4 per cent of females. This statements explains that

1 Males have two X chromosome
2 Males have only one X chromosome
3 females have no X chromosome
4 females have only one X chromosome
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342442 Statement A :
Colour blindness is more common in males than in females.
Statement B :
In colourblindness a person cannot differentiate between red and green colours.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both Statements are correct.
4 Both Statements are incorrect.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342443 Gene for colourblindness is located on

1 Non-homologous part of Y-chromosome
2 Homologous part of X- chromosomes
3 Homologous part of Y- chromosome
4 Non- homologous part of X- chromosomes
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342444 Match the columns I and II with respect to Colour blindness
Column I
Column II
A
Normal female
P
\({X^c}{X^c}\)
B
Carrier female
Q
\({X^C}{X^C}\)
C
Diseased female
R
\({X^C}{X^c}\)
D
Diseased male
S
\({X^c}{Y^c}\)

1 A – R , B – P , C – Q, D – S
2 A – Q , B – R , C – P, D – S
3 A – P , B – R , C – Q, D – S
4 A – Q , B – P , C – R , D – S
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BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342441 Colour blindness occurs in about 8 per cent of males and only about 0.4 per cent of females. This statements explains that

1 Males have two X chromosome
2 Males have only one X chromosome
3 females have no X chromosome
4 females have only one X chromosome
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342442 Statement A :
Colour blindness is more common in males than in females.
Statement B :
In colourblindness a person cannot differentiate between red and green colours.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both Statements are correct.
4 Both Statements are incorrect.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342443 Gene for colourblindness is located on

1 Non-homologous part of Y-chromosome
2 Homologous part of X- chromosomes
3 Homologous part of Y- chromosome
4 Non- homologous part of X- chromosomes
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342444 Match the columns I and II with respect to Colour blindness
Column I
Column II
A
Normal female
P
\({X^c}{X^c}\)
B
Carrier female
Q
\({X^C}{X^C}\)
C
Diseased female
R
\({X^C}{X^c}\)
D
Diseased male
S
\({X^c}{Y^c}\)

1 A – R , B – P , C – Q, D – S
2 A – Q , B – R , C – P, D – S
3 A – P , B – R , C – Q, D – S
4 A – Q , B – P , C – R , D – S
For More Updates join with Us
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342441 Colour blindness occurs in about 8 per cent of males and only about 0.4 per cent of females. This statements explains that

1 Males have two X chromosome
2 Males have only one X chromosome
3 females have no X chromosome
4 females have only one X chromosome
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342442 Statement A :
Colour blindness is more common in males than in females.
Statement B :
In colourblindness a person cannot differentiate between red and green colours.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both Statements are correct.
4 Both Statements are incorrect.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342443 Gene for colourblindness is located on

1 Non-homologous part of Y-chromosome
2 Homologous part of X- chromosomes
3 Homologous part of Y- chromosome
4 Non- homologous part of X- chromosomes
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION

342444 Match the columns I and II with respect to Colour blindness
Column I
Column II
A
Normal female
P
\({X^c}{X^c}\)
B
Carrier female
Q
\({X^C}{X^C}\)
C
Diseased female
R
\({X^C}{X^c}\)
D
Diseased male
S
\({X^c}{Y^c}\)

1 A – R , B – P , C – Q, D – S
2 A – Q , B – R , C – P, D – S
3 A – P , B – R , C – Q, D – S
4 A – Q , B – P , C – R , D – S
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