Lipids are polar or non polar because of what in their structure

The two important regions of a lipid that provide the structure of the lipid bilayer. Each lipid molecule contains a hydrophilic region, also called a polar head region, and a hydrophobic, or nonpolar tail region. Therefore Lipids are polar and non-polar molecule.

Explanation:

the element that provides strength to the exoskeletons of clams and oysters is phosphorus. this is so because calcium carbonate is the main component in the shells.

explanation:

her next move would be to use agarose gel electrophoresis to separate the dna molecules of varying length and create a dna fingerprint.