_______ is made up of arbitrary symbols, chosen through convention and by agreement. It's the virtual reality representation of the world. Culture depends on abstract __________.
Homo habilis, a transition from the-common-ancestor-of-__________-__________-__________ to humans. It's brain is about 50% bigger than a chimp's. The fossils are found with a variety of stone tools; this is the __________ human which we're sure used tools.
Homo ___________, a transition from the-common-ancestor-of-chimps-and-humans to humans. It's brain is about 50% bigger than a chimp's. The fossils are found with a variety of stone __________; this is the earliest human which we're sure used __________.
Due to very large __________, hominids , especially __________, could pick up & eat food like hard, hard fruits and nuts others weren't eating because they didn't have the jaw power to do so.
Advantages of bipedalism, Model 7: _______ model; fewer body systems are engaged in locomotion plus this uses less metabolic energy. Therefore the organism doesn't need to eat or drink as often.
Advantages of bipedalism, Model 6 _______ model; when standing, the organism is a smaller target to the rays of the sun & besides there's always a cooling breeze. So, hominids maintain better body temperature control.
Advantages of bipedalism, Model 2: __________, had a three-dimensional area to collect from; when foods high in energy and low in handling time are abundant, an animal should specialize on them. Make do with what you have available.
During the Pliocene , __________ flourished (grew or developed in a healthy or vigorous way) and gave rise to today's vast array (group) of __________ as diverse as dolphins, bats, and elephants.
During the __________ epoch, mammals flourished (grew or developed in a healthy or vigorous way) and gave rise to today's vast array (group) of __________ as diverse as dolphins, bats, and elephants.
The scientific models for bipedalism are not in competition with each other but rather, as a whole, give us a complete explanation of the reason for the selection of __________.
The scientific models for bipedalism are not in __________ with each other but rather, as a __________, give us a complete explanation of the reason for the selection of bipedalism.
The scientific models for __________ are not in competition with each other but rather, as a whole, give us a complete explanation of the reason for the __________ of bipedalism.