The Lake Erie ecosystem was affected by humans because human activities ____
a. extracted resources without replacement
b. caused global warming
c. used the water without replacement
d. disrupted energy flow and the cycling of nutrients
e. extracted energy without replacement
ANSWER: d
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A) ectomycorrhizae / Agaricus B) ectomycorrhizae / Glomus C) endomycorrhizae / Agaricus D) endomycorrhizae / Glomus
When experiencing stress, the sympathetic nervous system decreases your blood pressure
Indicate whether the statement is true or false.
The yolk, which is a component of many animal eggs, contains a mixture of____
a. individual amino acids and nucleic acids b. proteins and lipids c. proteins and carbohydrates d. nucleic acids and proteins e. lipids and nucleic acids
Why is anal sex more apt to transfer HIV than vaginal sex? What will be an ideal response?