The two scientists proposed a structure for this bi-layer , with the polar hydrophilic heads facing outwards towards the aqueous environment .
The hydrophobic tails facing inwards away from the aqueous surroundings on both sides of the membrane .
The two scientists proposed a structure for this bi-layer , with the polar hydrophilic heads facing outwards towards the aqueous environment and the hydrophobic tails facing inwards away from the aqueous surroundings on both sides of the membrane .