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Phallomeres are...

Phallomeres are

A

structures present in the head of house fly

B

external genitalia in cockroach

C

vestigial wings in female cockroach

D

parts of mouth parts of house fly

Text Solution

AI Generated Solution

The correct Answer is:
**Step-by-Step Solution:** 1. **Understanding the Term "Phallomeres":** - Phallomeres are structures associated with the reproductive system of certain insects, specifically cockroaches. 2. **Identifying the Options:** - The options provided are: a) Structure present in the head of housefly b) External genitalia in cockroach c) Vestigial wing in the female cockroach d) Parts of the mouth part of housefly 3. **Analyzing the Correct Option:** - Among the options, we need to identify which one relates to the reproductive system of cockroaches. - The term "external genitalia" directly relates to reproductive structures. 4. **Defining Phallomeres:** - Phallomeres are chitinous structures located above the external genitalia of cockroaches, also known as gonophysis. - They play a significant role in reproduction by forming a covering for the spermatophore, which is a structure that contains sperm. 5. **Conclusion:** - Based on the analysis, the correct answer to the question "Phallomeres are" is **external genitalia in cockroach**.
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