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Questions and Answers
What type of analysis led to the identification of Denisovans?
What type of analysis led to the identification of Denisovans?
Neanderthals were more adaptable in terms of diet compared to Homo sapiens.
Neanderthals were more adaptable in terms of diet compared to Homo sapiens.
False
What hypothesis explains the extinction of Neanderthals related to environmental changes?
What hypothesis explains the extinction of Neanderthals related to environmental changes?
Climate Change Hypothesis
The concept that describes species competing for the same resources is known as _____ concept.
The concept that describes species competing for the same resources is known as _____ concept.
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Match the following extinct hominin groups with their characteristics:
Match the following extinct hominin groups with their characteristics:
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Study Notes
Denny, the Hybrid Hominin
- "Denny," a bone fragment, was discovered in Denisova Cave (Siberia).
- Denny lived approximately 90,000 years ago.
- Denny was the first confirmed first-generation hybrid between two distinct human groups.
- Mother was Neanderthal, Father was Denisovan.
Background on Denisovans
- Denisovans are an extinct species of archaic humans.
- They primarily lived in Asia.
- Evidence of Denisovans comes from rare bone fragments and teeth.
- They existed around 200,000 to 30,000 years ago.
- They co-existed in time and place with Neanderthals and Homo sapiens.
Similarities between Denisovans and Neanderthals
- Both had large brains and strong builds.
- Both were adapted to cold climates, as evidenced by finds in Siberian caves.
- Both were capable of tool-making and likely shared hunting strategies.
Differences between Denisovans and Neanderthals
- DNA evidence suggests Denisovans had genetic adaptations (e.g., a gene that helps modern Tibetans thrive in high-altitude environments).
- Denisovans ranged across eastern and southeastern Asia.
- Neanderthals ranged across Europe and western Asia.
Hybrid Discovery Implications
- The discovery suggests interbreeding was common between Neanderthals, Denisovans, and Homo sapiens.
- This challenges the assumption that ancient hominins were isolated.
- This highlights the significance of genetic exchange in hominid evolution.
Questions Raised
- How can insights from human prehistory inform policies on biodiversity and environmental sustainability?
- What lessons can be learned from the extinction of Neanderthals about dealing with modern climate challenges?
- What role does cooperation play in overcoming resource challenges today (e.g., community-based conservation)?
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Description
Test your knowledge about Denny, the remarkable hybrid between Neanderthals and Denisovans. This quiz delves into the background of these ancient human species, their similarities, differences, and the significance of Denny's discovery. Explore the fascinating world of early human history and evolution.
