According to the fluid mosaic model of membrane structure, proteins of the membrane are mostly

Mars and earth have quite a few things in common. both are  terrestrial planets, both are located within the sun’s  habitable zone, both have  polar ice caps, similarly  tilted axes, and similar  variations in temperature. and according to some of the latest scientific data obtained by rovers and atmospheric probes, it is now known that mars once had a  dense atmosphere  and was covered with  warm, flowing water.

There are seven crystal systems triclinic, monoclinic, orthorhombic, tetragonal, trigonal, hexagonal and cubic.   

An instinctive behavior was tied to a different stimulus-an instinctive behavior was stopped due to lack of reinforcement-a new behavior was learned due to positive reinforcementin the aforementioned, the answer would be 'an instinctive behavior was tied to a different stimulus'.