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प्रश्न
Explain the following terms:
Identical twins
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उत्तर
Identical twins - A single fertilized egg or Zygote splits into two parts after conception, resulting in the development of two individual embryos which later develop into indentical twins.
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संबंधित प्रश्न
If X chromosome is inherited from mother and Y from father, the offspring will be male.
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
In a human, how many chromosmes are present in a fertilised egg?
Which combination of genes in the zygote will produce children with brown eyes?
Choose the correct answer from the four options given below :
In a human male, a sperm will contain :
Define the following:
Autosomes
XO type of sex determination and XY type of sex determination are examples of ____________.
Which of the following organisms has haploid number of chromosomes?
Which of the following combination of chromosome numbers represents the correct sex determination pattern in honey bees?
A zygote which has Y chromosome inherited from the father will develop into a ______.
