Natural evolution did not create a chicken that lays so many unfertilized eggs. Human engineering created such chickens. You could call the process "human-caused evolution", "artificial selection", or "selective breeding". The evolutionary principles of survival of the fittest and inheritance of genetic traits still apply in artificial selection, but the

Ostriches never hide their head in the sand, especially not when approached by an enemy. In fact, ostriches can become quite aggressive when threatened. According to the book "Flightless Birds" by Clive Roots, ostriches respond to predators by either running away or attacking. Ostriches have very powerful legs and have

Dear aspirant

This two chapters are most important topics from class 12th also one of most important topics which examiner likes to ask. Minium of 12-13 questions will come from these two topics which can provide you 40-50 marks. So you shouldn't leave this portion and try to be strong

Hello,

* All the companies have different perception and orientation towards the business and the marketplace. They follow different philosophies of marketing. The Marketing concepts are classified into five types:

1. Production concept
2. Product concept
3. Selling concept
4. Marketing concept
5. Societal concept

1) Production Concept

• It emerged during the initial stages of

Hello
hhaya0307 , If you want to know about vestigial organs then from some research on internet I found that vestigial organs are those organs which is non functional tissue or organs and for example appendix which is one of the best example.

Hope it will be helpful for you

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