Which description best characterizes a mass extinction?
A.
The loss of a large number of spec...
Which description best characterizes a mass extinction?
A.
The loss of a large number of species within a relatively short time period
B.
The collection of Earth's known fossils, placed in order from earliest to latest
C.
The scientific explanation for changes observed in life on Earth
D.
The change in weather patterns on Earth, documented in the fossil record
Answers: 1
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Hybrid instruments that play sounds that are part sampled and part synthesized are known as:
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If the rna molecule in a human has the nucleotide sequence of guu, this would the amino acid valine would be needed to make the protein. how would this cha process was occurring in a mushroom?
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