The Burgess Shale formation in western Canada, with fossils dating to about ____ years ago, includes
a wide variety of animal fossils such as Hallucingenia and Opabinia.
a. 4 billion
b. 8,000
c. 530 million
d. 1.2 billion
e. 78 million
C
Biology & Microbiology
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Which of the following is an example of asexual reproduction in eukaryotes?
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Which is not an output of fermentation?
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