a metacarpal fracture can occur in any sport although the highest risk is in those sports where there is a risk of a high energy impact occurring to the athlete s hand classically this occurs in boxers and other athletes involved in the martial arts
ï· fossils provide clues about both abiotic and biotic factors of past ecosystems. ï· fossils provide evidence about the changes in climate and temperature of past. ecosystems. ï· fossils can give us clues about how organisms interacted with one another.
2. anatomical and molecular homologies provide evidence of evolution. The similarities in the bone structure of vertebrate limbs, even though their function might be very different, suggest that vertebrates diverged from a common ancestor. 3. the fossil record provides evidence substantiating the theory of evolution.