Examlex
Organic macromolecules may have formed by ____.
Ventral Medulla
A key section of the brainstem involved in regulating autonomic functions, such as heart rate and breathing.
Oxygen Concentration
The amount of oxygen present in a given environment, important for various biological and chemical processes.
Respiratory Rate
The rate at which breathing occurs, typically measured in breaths per minute.
Carbon Dioxide
An odor-free, colorless gas created by the burning of carbon and organic substances, as well as by the process of respiration, which is absorbed by plants for photosynthesis.
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