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Question 6
An increase in fitness— the survival of more offspring— that occurs due to competition among males and mate choice by females is called
Select one:
a. altruistic behavior.
b. selfish behavior.
c. natural selection.
d. sociobiology.
e. sexual selection.
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Question 7
Tundra is divided into alpine tundra at the top of mountains and arctic tundra found close to the North Pole. These two biomes have similar plants and animals even though they can be located in vastly different regions of the world. What causes these two biomes to be similar?
Select one:
a. Both are found close to coniferous forests.