I need help,, this should help move my grade up and i currently have an f:)

Hydrophilic means water loving; hydrophobic means resistant to water.

Hydrophilic molecules get absorbed or dissolved in water, while hydrophobic molecules only dissolve in oil-based substances.

Hydrophilic molecules are polar and ionic; hydrophobic molecules are non-polar.

The hydrophobic tails face inward towards one another, and the hydrophilic heads face outwards.

Chemical structure of a phospholipid, showing the hydrophilic head and hydrophobic tails.

The unique structure of the cell membrane allows small substances (like oxygen or carbon dioxide) to easily pass through.

the answer would be d

the backbone of the dna and rna compound is sugar phosphate.