Answer:
A native-species
Explanation:
A native-species is one that normally lives and thrives in a particular ecosystem. They are any species that developed within the surrounding habitat.
They are usually found in an ecosystem because of natural processes like evolution or natural selection. They are known to occur naturally within a given habitat as opposed to species that are introduced.
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Answer:
A
Explanation:
Answer is option one, or A
A. Without natural predators, the species may outcompete native species
Answer:
The correct answer is dopamine.
Explanation:
The pleasure pathway also termed as a reward pathway. It is a dopaminergic or dopamine stimulated pathway in the brain. These are groups of projection neurons present in the brain. These projections secrete the neurotransmitter called dopamine. It is related to happiness or reward hormones stimulate during pleasure.
Cocaine exhibits addictive effects by acting on, a set of interconnected parts that manage pleasure by producing dopamine.
Thus, the correct answer is dopamine.
