Brainlist which of the following reflects the fluid mosaic nature of the cell membrane? a. prokaryotes lack a nuclear membrane while eukaryotes have one. b. transmembrane proteins remain in the cell membrane even though they are not attached to anything. c. liquids can freely cross the cell membrane to but solids cannot cross. d. more prokaryotic cells could fit inside a 1-cm cube than eukaryotic cells could. e. ribosomes are found inside of prokaryotic cells rather than outside.