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Net exports usually ________ when the U.S.economy is in a recession and ________ when the U.S.economy is expanding.
Humans
The species Homo sapiens, characterized by bipedalism, high cognitive ability, and complex societies.
Neanderthals
An extinct species or subspecies of archaic humans who lived in Eurasia until about 40,000 years ago, known for their robust build and large cranium.
Chordates
A phylum of animals that share a common characteristic of having a notochord at some stage of their development.
Brain
The central organ of the human nervous system, responsible for processing sensory information, regulating bodily functions, and facilitating cognition.
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