In this chemical bond, both atoms exert equal pull on the shared electrons.

Phospholipids have a__________________________________- that make up a bilayer cell membrane.

Nucleic acids are comprised of _______________,

The atomic number of an element is the same as the number of _____________________.

Organic molecules are chemical compounds that contain ______ in distinct ratios and structures.

The difference in concentration of H+ ion for pH 4 and pH 7 is a factor of _______________.

Which of the following best describes a functional group found on amino acids?

No electrons are shared or transferred between atoms in this type of bond.

The oxygen in a water molecule has a partial _____A______ charge and each hydrogen has a partial___B_______charge.   Answer (A; B)

A hydrogen bond is formed _________________________.