Operin 's theory of chemical was written in the book :

Options

A. Origin of species bu natural selection
B. Genetics and origin of species
C. Origin of life
D. Philososphiezoologique

Answer

To solve the question regarding Oparin's theory of chemical evolution and the book in which it was written, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Question**: The question asks about the book in which Oparin's theory of chemical evolution was written.

2. **Review the Options**: The options provided are:
- Option 1: Origin of Species
- Option 2: Genetics and Origin of Species
- Option 3: Origin of Life
- Option 4: Philosophy Zoology Q

3. **Analyze Each Option**:
- **Option 1: Origin of Species**: This book was written by Charles Darwin and discusses the theory of evolution by natural selection. It does not relate to Oparin's theory.
- **Option 2: Genetics and Origin of Species**: This book is authored by Theodosius Dobzhansky and focuses on genetics and its relation to evolution. It is not related to Oparin's work.
- **Option 3: Origin of Life**: This is the book written by Alexander Oparin, where he presented his theory of the chemical origins of life. This option is relevant to the question.
- **Option 4: Philosophy Zoology Q**: This book was written by Lamarck and deals with philosophical aspects of zoology, which is unrelated to Oparin's theory.

4. **Select the Correct Answer**: Based on the analysis, the correct answer is **Option 3: Origin of Life**, as it directly pertains to Oparin's theory.

### Final Answer:
Oparin's theory of chemical evolution was written in the book **Origin of Life**.

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