AP BIOLOGY

EVOLUTION

PATTERNS OF EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In the ocean surrounding Antarctica, there are fish that survive the cold water by using a molecule made of glycoproteins that circulates the blood and keeps it from freezing. Certain kinds of worms that live in the Arctic ocean also make antifreeze proteins that help them live in icy water.
A
Divergent Evolution
B
Convergent Evolution
C
Coevolution
Explanation: 

Detailed explanation-1: -In the ocean surrounding Antarctica, there are fish that survive the cold water by using a molecule made of glycoproteins that circulates the blood and keeps it from freezing.

Detailed explanation-2: -The term coevolution is used to describe cases where two (or more) species reciprocally affect each other’s evolution.

Detailed explanation-3: -New species form by speciation, in which an ancestral population splits into two or more genetically distinct descendant populations. Speciation involves reproductive isolation of groups within the original population and accumulation of genetic differences between the two groups.

Detailed explanation-4: -The Galapagos finches evolved through natural selection from a common ancestor into a wide variety of different looking species with different kinds of beaks.

Detailed explanation-5: -Dolphins, penguins, and sharks are distantly-related species that share similar characteristics which help them live in water. This is an example of CONVERGENT evolution.

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