Answer:
There are three basic methods to study animal behavior; these methods include observational, experimental and comparative. To identify if a behavior is proximate or ultimate, Niko Tinbergen developed four questions to identify different behaviors done by an organism.
Answer:
D. gluconeogenesis
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Answer:
A
Explanation:
the right and left lungs are almost completely identical in all aspects
The atoms are warming up and start to move apart and more freely
