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प्रश्न
Define the term gene flow.
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उत्तर
Gene flow is the movement of genes into or out of a population. Gene movement may be in the form of migration of organism, or gametes or segments of DNA Gene flow also alters gene frequency, causing evolutionary change.
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संबंधित प्रश्न
Overproduction is the principle of
(A) Lamarckism
(B) Theory of organic evolution
(C) Panspermia theory
(D) Modern theory of evolution
State the following:
Theory of recapitulation
What is ‘gene flow’?
Match the following:
| Column- I | Column- II |
| 1. August Weismann | a. Mutation theory |
| 2. Hugo de vries | b. Germplasm theory |
| 3. Charl Darwin | c. Theory of acquired characters |
| 4. Lamark | d. Theory of natural selection |
Define the term ‘Mendelian population’.
Identify the INCORRECT statement.
Which of the following is the CORRECT difference between genetic drift and natural selection?
After the industrial revolution in Great Britain in 1845 which of the following occurred?
______ is the separation of the population of a particular species into smaller units which prevents interbreeding between them.
The modem synthetic theory of evolution does NOT include ____________.
