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The XX-XO karyotype is seen in:

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Important Questions on Genetics

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Biology>Genetics and Evolution>Genetics>Sex Determination
Write a note on queen bee?
EASY
Biology>Genetics and Evolution>Genetics>Sex Determination
Explain the process of sex determination in human beings diagrammatically.
MEDIUM
Biology>Genetics and Evolution>Genetics>Sex Determination
Describe the chromosomal basis of sex determination in humans, honeybees and birds.
EASY
Biology>Genetics and Evolution>Genetics>Sex Determination
In honeybee, the process of male bee without fertilization is termed as Swarming.
MEDIUM
Biology>Genetics and Evolution>Genetics>Sex Determination
Describe chromosomal theory of sex determination.
EASY
Biology>Genetics and Evolution>Genetics>Sex Determination

In which of the organism, the following type of sex determination is possible

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Biology>Genetics and Evolution>Genetics>Sex Determination
How is sex determined in human beings ?
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Biology>Genetics and Evolution>Genetics>Sex Determination
Select the incorrect statement.
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Biology>Genetics and Evolution>Genetics>Sex Determination
How many chromosomes do drones of honeybee possess? Name the type of cell division involved in the production of sperms by them.
EASY
Biology>Genetics and Evolution>Genetics>Sex Determination
Edward's syndrome, Patau's syndrome and Down's syndrome are due to:
MEDIUM
Biology>Genetics and Evolution>Genetics>Sex Determination
Differentiate between ZZ and XY type of sex determination mechanism.
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Biology>Genetics and Evolution>Genetics>Sex Determination
A Male honeybee has 16 chromosomes whereas its female has 32 chromosomes. Give one reason.
MEDIUM
Biology>Genetics and Evolution>Genetics>Sex Determination
What are sex chromosomes? Name the two types of sex chromosomes.
MEDIUM
Biology>Genetics and Evolution>Genetics>Sex Determination
Differentiate between male and female heterogamety?
HARD
Biology>Genetics and Evolution>Genetics>Sex Determination
What is heterogamety? Explain the mechanism of sex determination in Drosophila.
MEDIUM
Biology>Genetics and Evolution>Genetics>Sex Determination
Explain the mechanism of sex determination in birds.
EASY
Biology>Genetics and Evolution>Genetics>Sex Determination
The number of Barr bodies in an organism with genetic complement XXXXY is
HARD
Biology>Genetics and Evolution>Genetics>Sex Determination
How is sex determined in humans?
 
HARD
Biology>Genetics and Evolution>Genetics>Sex Determination
Sex determination in an organism is given by XA=1.5, then organism will be:
EASY
Biology>Genetics and Evolution>Genetics>Sex Determination
In man, the usual number of chromosomes is: