Question

Organic macromolecules called _______ are insoluble in water, are often found in biological membranes and other waterproof coverings, and have the ability to store energy for extended periods of time.

Answer 1

9. Organic macromolecules called lipids are insoluble in water which is why lipids are often
found in biological membranes and other waterproof coverings. Lipids also play a vital role in insulation, regulating which substances can or cannot enter a cell, and they have the ability to store energy for extended periods of time.