What is the difference between vertebrates and invertebrates

answer by yourhope:

answer is

human impact on the environment can be seen in the deterioration of the !

: )

fkk you n*gga

answer///systemic;

while the heads of the phospholipid structure attract water, the tails are hydrophobic. the model shows how the hydrophilic section folds around the fluid molecules to bring them into the cell so they don’t need to pass through the hydrophobic tails.