Question

multiple choice question. as situated in the cell membrane, which part of a phospholipid molecule comes into contact with the extracellular fluid? hydrophilic phosphate head hydrophobic fatty acid tails hydrophobic phosphate head hydrophilic fatty acid tails

Explanation:

Phospholipids in the cell - membrane have a structure with a hydrophilic (water - loving) phosphate head and hydrophobic (water - fearing) fatty acid tails. The extracellular fluid is aqueous, so the hydrophilic phosphate head comes into contact with it.

Answer:

hydrophilic phosphate head