Atmosphere is the correct answer!
Secretary of defense is ahead but not a soldier in rank
In ranking its the general (which is the highest rank in the army)
Shivering
Explanation: shivering action is an act to warm a homoeothermic body. Sweating makes the body cool, panting don’t keep body warm and dilating blood vessels does not keep body warm instead constriction of blood vessels is the initial process to conserve body heat followed by waves of muscle contraction, which is nothing but shivering. Alteration of the set point in torpor is also not the right answer
Prokaryotic are the cells that dont have a necleus or other important membranes of a cell and eukaryotic are just normal cells i think
So abiotic means nonliving, so the only abiotic option is B. the gravel on the bottom of the aquarium.
