Some Physiological and Morphological Adaptations Appear to Have Evolved Independently

question 15

Multiple Choice

Some physiological and morphological adaptations appear to have evolved independently many times, while others appear to have evolved only once. Which of the following is an example of this?

• A)Air breathing in humans has arisen independently multiple times, while an amniotic egg has evolved just once.
• B)Air breathing in amphibians has arisen independently multiple times, while an amniotic egg has evolved just once.
• C)Air breathing in fishes has arisen independently multiple times, while an amniotic egg has evolved just once.
• D)Air breathing in birds has arisen just once, while an amniotic egg has evolved multiple times.

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Definitions:

Cold War

A period of geopolitical tension between the Soviet Union and the United States and their respective allies, from the end of World War II in 1945 until the dissolution of the Soviet Union in 1991.

Truman's Policies

Truman's Policies encompass the foreign and domestic policies enacted by President Harry S. Truman, including the Marshall Plan and the doctrine of containment during the Cold War.

Domestic Economic Problems

encompass challenges within a country's economy, such as unemployment, inflation, and deficits, affecting the quality of life of its citizens.

1945-1948

A period immediately after World War II, marked by significant geopolitical changes, including the start of the Cold War and the establishment of the United Nations.