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प्रश्न
What is Isolation?
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उत्तर
Isolation is the process by which populations of the same species are separated from each other due to geographical or reproductive barriers, so they cannot interbreed.
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संबंधित प्रश्न
According to Abiogenesis, life originated from
(1) Non-living matter
(2) Pre-existing life
(3) Oxygen
(4) Extra-terrestrial matter
Define Population.
Very short answer question.
If variation occurs in a population by chance alone and not by natural selection and brings a change in frequencies of an allele. What is it called?
Match the columns and choose the correct option.
| Column I | Column II | ||
| i. | Ecological isolation | a. | Sexually mature at different times of the year |
| ii. | Ethological isolation | b. | Specific mating behaviours |
| iii. | Mechanical isolation | c. | Difference in structure of mating organs |
| iv. | Seasonal isolation | d. | Same geographic region but separate habitat |
______ changes the genes rearrangement (order or sequence) resulting in variation.
The change in gene and gene frequencies caused due to various aspects like mutation recombination and migration is called ______.
Which is TRUE for industrial melanism?
Which of the following phenomena results in genetic recombination?
The structural, morphological change chromosome due to rearrangement is called ____________.
Which of the following is a pre-mating mechanism of isolation?
