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प्रश्न
Define the Gene pool.
Define the term gene pool.
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उत्तर
The total genetic information encoded in the sum total of genes in a Mendelian population is called gene pool.
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संबंधित प्रश्न
Explain the concept ‘survival of the fittest’.
List three distinguishing features, in tabular form, between acquired traits and the inherited traits.
Explain how, characteristics (or traits) are inherited through genes.
A black mouse mates with a brown mouse, and all the offsprings are black.
(a) Why are no brown offsprings produced?
(b) If two of the black offsprings mate with each other what kind of offspring would you expect and in what proportions? Give reason for your answer.
What is meant by an acquired trait?
Scientists believe that all life originated in :
(a) the sea
(b) the soil
(c) the ground
(d) the air
| A population of red beetles lives in green bushes in a garden. Once during the process of breeding, a green beetle is produced. |
- State whether the change in colour of beetle is a process of evolution or not.
- Can the new colour of green beetle be passed on to its next generations?
- What will be the advantage (if any) of the green colour to the beetle?
- State whether the production of green colour involved a change in genetic material or not.
Define Organic evolution.
Name any three types of premating isolating mechanisms.
Which of the following is the correct pair?
