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प्रश्न
Do genetic combination of mothers play a significant role in determining the sex of a new born?
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उत्तर
Mothers have two X chromosomes as sex chromosomes so, they produce eggs with X chromosome. All of her children (both girl and boy) receive X chromosome from their mother. So, genetic combination of mothers do not play a significant role in determining the sex of a new born.
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संबंधित प्रश्न
Filling the blank based on the given relationship.
3 : 1 Monohybrid : : 9 : 3 : 3 : 1 : ______
Give Technical Term:
The ratio of offspring on F2 generation in a dihybrid cross.
Complete the following sentence with appropriate word:
_______ is the ratio of dihybrid cross.
Complete the following sentence with appropriate word:
A character that is suppressed is _________.
The physical expression of a gene is called ______.
Explain with an example the inheritance of the dihybrid cross. How is it different from monohybrid cross?
In a test cross involving F1 dihybrid flies, more parental type offspring were produced than the recombination type offspring. This indicates
Define Genetics.
Explain the law of dominance in a monohybrid cross.
Mendel’s last law is ______.
Mendel’s Law of independent assortment holds good for genes situated on the ______.
Two genes ‘A’ and ‘B’ are linked. In a dihybrid cross involving these two genes, the F1 heterozygote is crossed with homozygous recessive parental type (aa bb). What would be the ratio of offspring in the next generation?
Sahil performed an experiment to study the inheritance pattern of genes. He crossed tall pea plants (TT) with short pea plants (tt) and obtained all tall plants in F1 generation.
What will be set of genes present in the F1 generation?
Sahil performed an experiment to study the inheritance pattern of genes. He crossed tall pea plants (TT) with short pea plants (tt) and obtained all tall plants in F1 generation.
Give a reason why only tall plants are observed in F1 progeny.
Which of the following statement is not correct for two genes that show 50% recombination frequency?
The ratio of 9 : 3 : 3 : 1 is due to:
During which time period did Gregor Mendel conduct his systematic hybridisation experiments on pea plants?
What was Gregor Mendel's birthplace?
Which aspect of Mendel's work was particularly difficult for the scientific community to accept during his lifetime?
