Why is the following molecule nonpolar and hydrophobic? (3 points)
The carbon and hydrogen atoms share electrons equally.
The glycerol molecule in fats contains a carboxyl group.
There are exactly three fatty acid chains present in each fat molecule.
There is an unequal distribution of hydrogen and oxygen atoms.
5. (01.03 LC)
A common feature of starch and glycogen is that molecules of both (3 points)
are important structural components of plant cell walls.
contain repeated monomers of glucose and galactose.
form microfibrils that give support to connective tissue fibers.
store energy for use by living organisms.