When the body is exposed to low temperatures which is the pathway for information in the nervous system

r = ρ x length / area  

ρ = r x area / length  

ρ is in ohm-meters  

in basic units, it is m³kg/s³a²  

i think this is it.

float.

archimedes' principle

denser than water sinks in water.

denser than mercury would sink in it

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).