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प्रश्न
Complete the following sentence with appropriate word:
______are the alternative forms of a gene producing different effects.
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उत्तर
Alleles are the alternative forms of a gene producing different effects.
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संबंधित प्रश्न
Fill in the following blank with suitable word :
Genes always work in ................ .
In a human, how many chromosmes are present in a sperm in the testes?
The number of pair(s) of sex chromosomes in the zygote of humans is ______.
Answer the following question:
How is sex determined in human beings? Explain with the help of a diagram.
How many ovum are formed when a diploid cell undergoes meiosis, during oogenesis?
A man with blood group A marries a woman having blood group O. What will be the blood group of the child?
The number of pair (s) of sex chromosomes in the zygote of humans is
Does a male child inherit X chromosome from his father? Justify.
In the XX–XY sex determination system, which sex is considered heterogametic and produces two different types of gametes?
In the ZW–ZZ sex determination system, which sex is heterogametic?
