public void addSubstance(Substance s, Double d) {
super.addSubstance(s, d);
if (s.getName().compareTo("AminoAcid") == 0) aminoAcid = s;
}
public void setProperty(String propertyName, String propertyValue)
throws UnknownPropertyException, InvalidPropertyValueException {
if (propertyName.compareToIgnoreCase("Gene") == 0) {
setGene((Gene) ((getSystem().get(propertyValue))));
} else super.setProperty(propertyName, propertyValue);
}
