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Why can't we use modern atmospheric conditions to infer the origin of life?
Bloodstream
The flowing body fluid that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.
Antagonist
A substance or character that opposes or inhibits the action of another in a particular situation or story.
Neurotransmitter
A neurotransmitter is a chemical substance that transmits signals across a synapse from one neuron to another in the nervous system.
Endocrine Glands
Glands in the body that secrete hormones directly into the bloodstream, regulating various bodily functions and processes.
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