Examlex
The ____ controls the basic responses necessary to maintain life processes (for example, breathing and heartbeat) .
Nonrenewable Resources
Natural resources that cannot be replenished at the same rate as they are consumed, including fossil fuels, minerals, and certain groundwater.
Renewable Resources
Natural resources that can be replenished over short periods of time, such as solar energy, wind energy, and biomass.
Net Energy
The difference between the energy expended to harvest an energy source and the amount of energy gained from that source.
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