How do turbellarians reproduce sexually?
Understand the Problem
The question is asking about the sexual reproduction methods of turbellarians. We need to identify the correct mechanism of sexual reproduction employed by this group of flatworms from the provided options.
Answer
Turbellarians reproduce sexually via cross-fertilization; they are hermaphroditic and use copulation for internal fertilization.
Turbellarians are hermaphroditic, possessing both male and female reproductive organs. They reproduce sexually through internal cross-fertilization via copulation, where individuals mutually fertilize each other.
Answer for screen readers
Turbellarians are hermaphroditic, possessing both male and female reproductive organs. They reproduce sexually through internal cross-fertilization via copulation, where individuals mutually fertilize each other.
More Information
Turbellarians exhibit simultaneous hermaphroditism, meaning they possess both male and female reproductive capabilities at the same time.
Tips
A common mistake is to assume that hermaphroditic organisms self-fertilize. In most cases, including turbellarians, cross-fertilization with another individual is the norm, promoting genetic diversity.
Sources
- Turbellaria - Wikipedia - en.wikipedia.org
- ADW: Turbellaria: INFORMATION - Animal Diversity Web - animaldiversity.org
- Flatworm Flat Worms (Turbellaria) - Maine.gov - maine.gov
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