Answer:
I think that the fossil is a carbon fossil
Explanation:
They preserve life in fine detail, including the soft tissue of plants and animals.
B-valine,histidine,threonine,phenylalanine
Basically you have hydrophilic (water loving) and hydrophobic (water hating) the heads are hydrophilic and the tails are hydrophobic. this allows the cell to be selectively permeable. this means selectively allows or does not allow substances In or out