A Yazoo Tributary Stream Cannot Join with the Main River

question 92

Multiple Choice

A yazoo tributary stream cannot join with the main river in an area because

• A)a natural levee on the main river prevents its joining.
• B)a small structural ridge separates the rivers.
• C)a man-made flow control structure keeps the rivers separate.
• D)the yazoo flows in a different valley.

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Definitions:

Universal Donors

Individuals with O-negative blood type, whose red blood cells can be transfused into persons of any other blood type without adverse reactions.

Type O Blood

A blood type characterized by the absence of A and B antigens on the surface of red blood cells, making it a universal donor for red cell transfusions.

Diploid Cells

Cells that contain two complete sets of chromosomes, one from each parent, characteristic of most organismal body cells except for gametes.

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