Who wrote the book "Genetics and Origin of Species?

Options

A. A.I. Oparin
B. Th. Dobzhansky
C. Joseph Hooker
D. Charles Darwin

Explanation

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks for the author of the book "Genetics and Origin of Species."

2. **Recall Relevant Information**: The book "Genetics and Origin of Species" is known to be associated with the field of genetics and its relation to evolution.

3. **Identify the Author**: The author of "Genetics and Origin of Species" is T.H. Dobzhansky.

4. **Provide Context**: T.H. Dobzhansky wrote this book in 1937. In it, he discussed the genetic basis of populations and the principles of population genetics, linking genetics to the theory of evolution.

5. **Confirm the Answer**: Based on the information gathered, the correct answer to the question is T.H. Dobzhansky.

**Final Answer**: T.H. Dobzhansky wrote the book "Genetics and Origin of Species."

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