The fight or flight system is a reaction that the body undergoes when put in an either stressful or frightening situation. It includes both the nervous and endocrine system.
The sympathetic division of the peripheral nervous system is used in this response as the sympathetic nervous system works up the body, increases the rate of breathing, heart rate, dilates the pupils, produce more sweat and slow the digestion rate. This reaction happens in the flight or fight system.
The answer to the following question is D) They reproduce quickly and take up little space
There are 23 pairs chromosomes in the human cell.
Jupiter's far more massive than Mars and therefore its gravity field covers a larger volume of space so that it has been able to capture more debris from that volume.
