Webb4 sep. 2024 · The diagram is a cladogram, a branching diagram showing related organisms. Each branch represents the emergence of new traits that separate one group of organisms from the rest. The cladogram in the figure shows how humans and apes are related based on their DNA sequences. Figure 9.3. 1: Figure 9.3. 5: Cladogram of … WebbThe pentadactyl limb continued to develop. The early stages of developing a horse was the size of a dog. The animal lived in dense tropical forests and needed the four-toed foot for support on soft soils. When the climate changed, forests disappeared and the horses adapted. They started to loose toes and the bones in the remaining finger became ...
Evolution: The Pentadactyl Limb dc963
WebbExample: Pentadactyl limb structure of vertebrates DIVERGENT EVOLUTION CONVERGENT EVOLUTION Different species evolve similar traits due to similar environment. EXAMPLE: the relationship between bat and insect wings shark and dolphin bodies vertebrate and cephalopod eyes. Webb4 okt. 2024 · How did humans...or all animals evolve legs?? Why does every tetrapod have the pentadactyl limb? How did whales lose their legs? Well the secret lies with a ... bjs rubbermaid containers
IB DP Biology Topic 5: 5.1 Evidence for evolution: Study Notes
WebbThe appendicular skeleton supports the fins in fish and the legs in tetrapods (four-legged animals) and is associated with limb girdles, which become progressively more closely linked with the vertebral column in the higher vertebrates. Superficially there may be an exoskeleton of scales; some scales on the head may be incorporated into the skull. Webbpentadactyl limb. A limb with five digits, characteristic of tetrapod vertebrates (amphibians, reptiles, birds, and mammals). It evolved from the paired fins of primitive fish as an … Webblocomotion-This limb is an example of a homologous structure-This limb is considered as the ancestral/terrestrial vertebrates limb plan, subsequently adapted by modification for different uses and habits-Human hands are adapted for tool manipulation (power vs precision grip)-Bird and bat wings are adapted for flying-Horse hooves are adapted for … bjss accounts