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प्रश्न
The human species has genetic roots in ______
विकल्प
America
Africa
Australia
Antarctica
उत्तर
The human species has genetic roots in Africa.
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संबंधित प्रश्न
List four factors responsible for speciation.
How does the creation of variation in a species ensure its survival
Name the scientist who gave the theory of evolution.
Name the famous book written by Charles Robert Darwin.
With the help of an example, explain how variation leads to evolution.
Define 'natural selection'.
Which of the following statement is incorrect with respect to variations?
(a) all variations in a species have equal chance of survival
(b) change in genetic composition results in variations
(c) selection of variations by environmental factors forms the basis of evolutionary process
(d) variations are the minimum in asexual reproduction
List any two factors that could lead to speciation.
In the following Question, the Assertion and Reason have been put forward. Read the statements carefully and choose the correct alternative from the following:
Assertion: Speciation is the reproductive isolation amongst once interbreeding population.
Reason: Genetic drift, Natural selection, and Severe DNA change can cause speciation.
