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प्रश्न
Multiple choice question.
Gene frequency in a population remain constant due to –
पर्याय
Mutation
Migration
Random mating
Non- random mating
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उत्तर
Random mating
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संबंधित प्रश्न
Give an example of characteristics being used to determine how close two species are in evolutionary terms.
Give the respective scientific terms used for studying the development of new type of organisms from the existing ones.
Some plants occur in one of the two sizes : tall or dwarf. This characteristic is controlled by one pair of genes. Tallness is dominant to dwarfness. Choose suitable letters for this gene pair.
Out of the wing of a bird, wing of an insect and the wing of a bat :
which two are homologous organs?
Fill in the following blank with suitable word :
The human forelimb and bat's forelimb are an example of .......... organs whereas an insect's wing and a bat's wing are an example of ........... organs.
A gradual change, over a long period, in a form of life is known as :
(a) erosion
(b) evolution
(c) revolution
(d) evaluation
Define the Gene frequency.
Short answer question.
Draw a graph to show that natural selection leads to disruptive change.
Short answer question.
What is disruptive selection?
Theory of inheritance of acquired character was given by:
