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प्रश्न
Complete the following sentence with appropriate word:
______are the alternative forms of a gene producing different effects.
उत्तर
Alleles are the alternative forms of a gene producing different effects.
APPEARS IN
संबंधित प्रश्न
Fill in the following blank with suitable word :
Genes always work in ................ .
In a human, how many chromosmes are present in a skin cell?
Which combination of genes in the zygote will produce children with brown eyes?
A couple with a newborn baby is troubled that the child does not resemble either of them. Suspecting that a mixup occurred at the hospital, they check the blood type of the infant. It is type O. Because the father is type A and the mother type B, they conclude that a mixup has definitely occurred. Are they correct? Give reason for your answer.
A family consists of two parents and their five children and the pedigree chart below shows the inheritance of the trait colour blindness in them.
Who is colour blind in the parents – the Father or the Mother?
Choose the correct answer :
Human sex chromosomes are __________
What is haplodiploidy?
In human males all the chromosomes are paired perfectly except one. This/these unpaired chromosomes is/are ______.
- large chromosome
- small chromosome
- Y-chromosome
- X-chromosome
The belief that the mother is completely responsible for the sex of the child is wrong because the child
What is the probability of a girl or a boy being born into a family? Justify your answer.
