The fossil Sahelanthropus tchadensis from the Djurab Desert of Chad, dated at 6 to 7 million years ago, may be a hominin (i.e., share more recent common ancestry with humans than with any other ape because of ________

A) its relatively large brain
B) the shape of its thighbones
C) its sophisticated use of stone tools
D) fossil footprints showing bipedal locomotion
E) its relatively flat face


E

Biology & Microbiology

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Indicate whether the statement is true or false.

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A. 16 B. 64 C. 32 D. 8

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Which structure below is unique to organisms that harness solar energy to make sugar?

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Fill in the blank(s) with the appropriate word(s).

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