Daltonism in human being

Options

A. Red green colorblindness
B. Green colorblindness
C. Blue colorbllindness
D. Complete colorblindness

Answer

**Step-by-Step Solution:**

1. **Understanding Daltonism**: Daltonism, commonly known as color blindness, specifically refers to a condition where individuals have difficulty distinguishing between certain colors. The most common form is red-green color blindness.

2. **Identifying the Type of Color Blindness**: The question asks about Daltonism in humans. It is important to note that Daltonism primarily refers to red-green color blindness, which is the most prevalent type.

3. **Genetic Basis**: Daltonism is caused by a recessive sex-linked gene trait. This means that the gene responsible for this condition is located on the X chromosome, and males are more likely to be affected because they have only one X chromosome.

4. **Evaluating the Options**: The options provided are:
- a) Red-green color blindness
- b) Green color blindness
- c) Blue color blindness
- d) Complete color blindness

Among these options, the first option, "red-green color blindness," accurately describes Daltonism.

5. **Conclusion**: Therefore, the correct answer to the question about Daltonism in human beings is that it is red-green color blindness.

**Final Answer**: Daltonism in human beings is red-green color blindness.

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