Orrorin tugenensis dates to about 6 million years ago and shows characteristics

Question

Orrorin tugenensis dates to about 6 million years ago and shows characteristics in the femur and teeth that closely resemble that of humans. _________ Platyrrhini refers to Old World monkeys and side positioning of their nostrils. Cusp patterns on teeth are considered conservative traits. ____ Teeth marks on the bones of Australopithecus africanus indicate they were the hunted and not a hunter. ________ Both mtDNA and Y-chromo some analysis can be used in determining our ancestry. _________ The Hobbit, or Homo floresiensis, found on the island of Guam, is possibly an example of regional development of Homo erectus. __________ Cultural process and content of ten change rapidly in response to various social and environmental stressors. ________ Hominin bipedalism is evident in the paleontological record at least 6 million years ago. __________ Gibbon exhibits a style of locomotion called knuckle walking. _______ It was originally believed that modem humans first entered the New World around 13,000 years ago via the Bering Straits but we now know that date extends back to 30,000 years or more. _________ Gorillas are leaf and sometimes fruit eaters. _______ According to cave painting re se archers, the ancient artists only used various types of animal hairbrushes to apply colors to the wall. ________

Explanation / Answer

32) Answer : True

The main similarity is that Orrorin femur is morphologically closer to that of Humans and had small teeth with thick enamel similar to modern humans. And they lived sometime between 6.2 and 5.8 million years ago.

33) Answer : False

It refers to New World Monkeys and Platyrhini means flat-nosed with sideways-facing nostrils.

35) Answer : True

Because of broken bones evidence where this species bones were found.

36) Answer : True

Mitochondrial Eve: Mitochondrial DNA is passed only from mother.

Y chromosomal Adam : Y chromosome is passed only to son from father

37) Answer: False

Because Homo floresiensis or The Hobbit have so far only been found on the Island of Flores, Indonesia

38) Answer : True

As the world is trying to reach globalization, originality of different cultures and their content is changing according to new adaptations.

39) Answer : True

Hominid fossil record includes genera, Ardipithecus, Australopithecus, Paranthropus, Kenyanthropus, and Homo. And this diverse group of hominid fossils covers about 6 million years.

40) Answer : False

Gibbons use a highly specialized mode of locomotion called brachiation. Chimpanzees and gorillas engage in knuckle-walking

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