Subunit = nucleiotide
macromolecule, polymer
1. DNA (deoxyribonucleic acid) in nucleus
a. Pentose sugar (deoxyribose)= nucleiotide
b. Phosphate group= nucleiotide
c. Nitrogenous base = nucleiotide
d. Cytosine, thymine, guanine, or adenine
e. Functions as hereditary molecule (genes)
2. RNA (ribonucleic acid) in cytoplasm
a. Pentose sugar (ribose)= nucleiotide
b. Phosphate group= nucleiotide
c. Nitrogenous base= nucleiotide
d. Adenine, uracil, guanine, or cytosine
e. Three types (messenger, ribosomal, transfer)
4. ATP (adenosine triphosphate)
a. 3 phosphate groups
b. energy currency = short term, must have or cell will die