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प्रश्न
Which of the following is an example of ZW – ZZ type of mechanism of sex determination?
विकल्प
Honeybee
Fish
Bird
Human being
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उत्तर
Bird
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संबंधित प्रश्न
Which of the two, sperm or ovum, decides the sex of the child?
Explain how, sex is determined in human babies.
In a human, how many chromosmes are present in a fertilised egg?
The exchange of genetic material takes place in :
(a) vegetative reproduction
(b) asexual reproduction
(c) sexual reproduction
(d) budding
Which combination of genes in the zygote will produce children with brown eyes?
With the help of a chart, explain the method of sex determination in honeybees.
Which of the following organisms has haploid number of chromosomes?
Female heterogamy is shown by
What is the probability of a girl or a boy being born into a family? Justify your answer.
