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Author Question: Deep sediment layers have a lower proportion of natural gas and oil than the shallower layers. ... (Read 72 times)

NguyenJ

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Deep sediment layers have a lower proportion of natural gas and oil than the shallower layers.
  Indicate whether the statement is true or false

Question 2

A spontaneous, inheritable change in an organism's genes is called a ____.
 A) mutation
  B) selection
  C) prokaryote
  D) genus



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katkat_flores

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Answer to Question 1

False

Answer to Question 2

A





 

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