Examlex
Which of the following is not one of the components of the gastrointestinal tract?
Trait
A distinguishable characteristic or quality of an organism, often heritable, that can be physical, behavioral, or physiological.
Population
A group of organisms of the same species living and interbreeding within a certain area.
Energy Benefit
The gain in energy efficiency or energy obtained from consuming food, engaging in behaviors, or adapting to environments.
Whelks
Marine gastropod mollusks, often found in cold seas, characterized by their spiral shells and carnivorous habits.
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