The Great Lakes of the eastern United States and Canada occupy former river valleys that were vastly enlarged and deepened by glacial erosion
a. True
b. False
Indicate whether the statement is true or false
True
Environmental & Atmospheric Sciences
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Teratogens
A. are fatal to humans in low doses. B. cause birth defects. C. are harmful largely as allergens. D. cause mutations. E. are transmitted genetically.
Environmental & Atmospheric Sciences
Which nation has accepted the highest total number of migrants, taking in an estimated 140,000 alone in 2016?
A) Denmark B) Italy C) Belgium D) Ireland E) Germany
Environmental & Atmospheric Sciences
Proconsul was a dryopithecine. Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
An example of a precious metal is ____
A)platinum B)copper C)plutonium D)mercury E)uranium
Environmental & Atmospheric Sciences