The terms cistron, recon and muton were coined by

Options

A. Ingram
B. Leaderberg
C. Benzer
D. Bateson

Answer

To answer the question "The terms cistron, recon, and muton were coined by," we can follow these steps:

### Step 1: Identify the terms in question
The terms we need to focus on are "cistron," "recon," and "muton."

### Step 2: Understand the definitions of the terms
- **Cistron**: This term refers to a unit of function in genetics, specifically a segment of DNA that codes for a single polypeptide.
- **Recon**: This term is defined as a unit of recombination, which is used to describe the genetic distance between genes based on recombination frequency.
- **Muton**: This term indicates a unit of mutation, representing the smallest segment of DNA that can undergo mutation.

### Step 3: Determine who coined these terms
The question provides four options: Ingram, Lederberg, Benzer, and Bateson. We need to identify which of these individuals is associated with the terms.

### Step 4: Analyze the options
- **Ingram**: Not associated with these terms.
- **Lederberg**: Not associated with these terms.
- **Benzer**: Known for coining the terms cistron, recon, and muton.
- **Bateson**: Not associated with these terms.

### Step 5: Conclude the answer
Based on the analysis, the correct answer is **Benzer**.

### Final Answer
The terms cistron, recon, and muton were coined by **Benzer**.

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