Why are ureters in frog also known as urinogenital ducts?

Explanation

### Step-by-Step Solution:

1. **Understanding Ureters**: Ureters are tube-like structures that transport urine from the kidneys to the urinary bladder in frogs. They play a crucial role in the excretion of waste products from the body.

2. **Function in Female Frogs**: In female frogs, the primary function of the ureters is to carry urine. They do not have any additional reproductive function.

3. **Function in Male Frogs**: In male frogs, the ureters serve a dual purpose. They not only transport urine but also carry sperm. This is significant because male frogs release sperm into the water during external fertilization.

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