Pl The organization of neurons that enable you to react rapidly and involuntary in times of danger is called:
A sensory pathway
A positive feedback loop
The central nervous system
A reflex arc
The autonomic nervous system

what are the options

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

he movement of air through earth's or any planet's atmosphere is called wind, and the main cause of earth's winds is uneven heating by the sun. this uneven heating causes changes of atmospheric pressure, and winds blow from regions with high pressure to those with low pressure.

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answer: dna

because all cells have genes