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प्रश्न
Write the types of sex-determination mechanisms the following crosses show. Give an example of each type.
(i) Female XX with Male XO
(ii) Female ZW with Male ZZ
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उत्तर
(i) The type of sex determination mechanism shown in female XX with male XO is male heterogamety.
Example- Humans
(ii) The type of sex determination mechanism shown in female ZW with male ZZ is female heterogamety.
Example- Birds
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संबंधित प्रश्न
Does genetic combination of mother play a significant role in determining the sex of a new born baby?
Explain the following terms:
Identical twins
XO type of sex determination and XY type of sex determination are examples of ____________.
What is haplodiploidy?
Sex is determined in human beings ______.
Number of autosomes present in liver cells of a human female is ______.
A man with blood group A marries a woman having blood group O. What will be the blood group of the child?
The chromosomal constitution of a human female can be written as ______
What is the probability of a girl or a boy being born into a family? Justify your answer.
