Evolution - The Future of Evolution
8 important questions on Evolution - The Future of Evolution
Will the appearance of the future human alter?
Are humans still subject to natural selection?
In what aspect are humans currently evolving?
- Immune system
- Reproductive system
- Sensory perception
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Modern human reproductive system
- More offspring means proliferation (rapid increase in numbers) of genes
- Brings into question modern inventions of contraception
Modern human sensory perception
- Toddlers are more adapt than old people (in technology)
- Are undergoing constant change and their ability to sense their surroundings is constantly under adaptive pressure
How do we know humans are still evolving?
- Lactase persistance
- Smaller teeth/loss of 3rd molars
- HIV resistance
- Sickle cell
- Change in the shape of the jaw
- Changes in brain size
Smaller teeth/3rd molar loss
What are other possibilities for evolution in modern humans?
- Persistent psychological stress
- Ideal diet
- Body weight
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