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प्रश्न
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?
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उत्तर
Father
संबंधित प्रश्न
"The sex of a newborn child is a matter of chance and none of the parents may be considered responsible for it". Draw a flow chart showing determination of sex of a newborn to justify this statement.
Explain the mechanism of 'sex determination' in birds. How does it differ from that of human beings?
In a human, how many chromosmes are present in an egg which has just been produced by the ovary?
The two versions of a trait (character) which are brought in by the male and female gametes are situated on :
(a) copies of the same chromosome
(b) sex chromosomes
(c) two different chromosomes
(d) any chromosomes
Does the sex of the child depend on the father or it is just a matter of chance? Discuss.
What is haplodiploidy?
A woman has only daughters. Analyse the situation genetically and provide a suitable explanation.
Twins are born to a family that lives next door to you. The twins are a boy and a girl. Which of the following must be true?
What did H. Henking originally call the nuclear structure he discovered during his 1891 study of squash bug spermatogenesis?
In the haplodiploidy system observed in honeybees, fertilized eggs develop into which type of individual?
