Biology, 17.07.2019 01:20 azainababbas
During the period 2.5–1.0 mya a. there was one widespread species of hominin, homo erectus, with so much variation that early anthropologists thought there were several species existing side by side. b. several hominins, including but not limited to homo erectus, homo habilis, and various australopithecine species, were alive at overlapping time periods, just as earlier periods saw several species of australopithecine alive at once. c. there were two species of early hominin, homo habilis living in africa and homo erectus living in asia. d. the great diversity of hominins known from earlier periods was quickly trimmed down so only homo erectus existed, alone, for most of that time.
Answers: 2
Biology, 21.06.2019 13:30
Astudy was performed on 20 trees to test the effectiveness of a new fertilizer. the results of this specific study is brought into question. what would possibly improve the reliability of the results?
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Biology, 22.06.2019 15:00
Which of the following must be true for a fossil organism to be useful as an index fossil? a. the fossil organism must be widespread geographically. b. the fossil organism must be abundant. c. the fossil organism must be limited to a short span of geologic time. d. all of the above.
Answers: 1
Biology, 22.06.2019 17:00
What is one affect on the australian environment due to the introduction of non-native european rabbits
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During the period 2.5–1.0 mya a. there was one widespread species of hominin, homo erectus, with so...
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