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प्रश्न
Multiple choice question.
Gene frequency in a population remain constant due to –
विकल्प
Mutation
Migration
Random mating
Non- random mating
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उत्तर
Random mating
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संबंधित प्रश्न
According to de-Vries what is saltation?
"We cannot pass on to our progeny the experiences and qualifications earned during our life time". Justify the statement giving reason and examples.
Match the terms given in column I with those given in column II :
| Column I | Column II |
| (1) Fossil | (a) A famous evolutionist |
| (2) A theory of evolution | (b) Survival of the fittest |
| (3) Probable ancestor of birds | (c) Petrified remains of prehistoric life |
| (4) Charles Darwin | (d) Father of genetics |
| (5) Gregor Mendel | (e) Archaeopteryx |
What is meant by acquired and inherited traits? Explain with one example each.
Short answer question.
Draw a graph to show that natural selection leads to disruptive change.
Short answer question.
Give an example of disrruptive selection
Name any three types of premating isolating mechanisms.
The idea of mutation was brought forth by:
Which of the following is the correct pair?
Which one of the following was not given by Darwin's theory of evolution?
