PLA 121) What evolutionary force(s) might be responsible for the variation seen in H. erectus? Check all that apply. (1 point)a. Natural selectionb. Gene flowc. Genetic driftd. Mutation2) What factor(s) allowed H. erectus to successfully leave Africa? Check all that apply. (1 point)a. Brain size increaseb. Body size increasec. Changes in stone tool technologyd. Hunting large animalse. Increased longevity3) True or False: Neanderthal fossils have been found in Europe, the Near East, and Africa. (1 point) False4) Match the terms icon, index and symbol with their correct definitions: (2 points)a. Icon: Ties the referent to the sign by physical similarityb. Index: Ties the referent to the sign by an associationc. Symbol: Ties the referent to the sign by mutual agreement and convention alone5) True or False: Anatomically modern Homo sapiens evolved directly from Homo neanderthalensis in Europe. (1 point) False6) Describe two morphological cranial features that differ between Neanderthals and anatomically modern Homo sapiens. (2 points)a. Homo Neandethalensis: occipital bun, midfacial prognathism, long low vault instead of a forehead, curved brow ridge, large nasal aperture, retromolar gapb. Homo sapiens: “true chin,” “true forehead”7) Which of the following lineages is correct from oldest to most modern according to the “our current view of early human evolution” family tree from lecture? (1 point)a. A. anamensis, A. africanus, H. habilis, H. sapiensb. A. anamensis, P. robustus, H. rudolfensis, H. sapiensc. A. africanus, A. anamensis, H. rudolfensis, H. sapiensd. A. africanus, A. anamensis, H. habilis, H. sapiense. A. africanus, P. robustus, H. habilis, H. sapiens8) What’s your favorite thing you learned in this course this semester? (1 point) Responses will
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