All known Proterozoic animals were soft-bodied
Indicate whether the statement is true or false
True
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Which of the following statements is false?
A. The process of ocean acidification enabled life on land to evolve. B. CFCs are odorless and stable. C. CFCs are nonflammable, nontoxic, and noncorrosive. D. Ocean acidification is responsible for the breakdown of ozone to molecular oxygen. E. CFCs are cheap to produce.
As the pH increases, the hydroxide ion concentration
A. stays constant. B. goes down. C. starts to decrease because it is reacting with the excess hydronium ions. D. gets larger. E. starts to affect the H+ concentration.
Proposed the concept of natural selection:a
Hutton d. Werner b. William Smith e. Wegener c. Darwin
What is meant by the term neutral atmospheric stability??
What will be an ideal response?