What is the exact defination of …

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Posted by Parampreet Kaur 7 years, 3 months ago
- 3 answers
Md Muwasin 7 years, 3 months ago
Yogita Ingle 7 years, 3 months ago
Evolution is the gradual changes occurring over generations after generations, during which different species of plants, animals, birds and insects gradually change some of their physical characteristics. These changes include the different aspects of life like genetic drift, mutation, natural selection, thought and technology.The main factors responsible for the evolutionary changes are certain environmental changes and predation pressures
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Parampreet Kaur 7 years, 3 months ago
0Thank You