The blood-brain barrier is permeable to which of the following species?
A) Cl-
B) some antihistamines
C) Na+
D) none of these
B
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Answer the following statement(s) true (T) or false (F)
1. The Maori of New Zealand came from Polynesia. 2. Australia was the last inhabited continent to be explored by Europeans. 3. Sheep farming really became established in New Zealand after the invention of barbed wire. 4. The Maori of New Zealand are more integrated into New Zealand society than the Aborigines are in Australia. 5. Coral atoll islands in the South Pacific have abundant rainfall.
The inside of a meander bend usually has a _____
a. point bar b. cut bank c. braided channel d. plunge pool e. pothole
Though occupying only 7% of the world's total land area, tropical rain forests account for approximately 50% of Earth's species and about half of its remaining forests
Indicate whether the statement is true or false
Fast moving currents of air found near the top of the troposphere are called ________
Fill in the blank(s) with correct word