1. There are two almost non - interconvertible modifications.

2. Find out the interconvertible conditions.

3. Thus, the elements would be interconvertible, so this idea was a precursor to alchemy.

4. The enzyme may exist in two interconvertible, active forms which possess different activation energies.

5. After series of related and interconvertible pathways, a steady - state condition is reached.

6. The subduction of oceanic plates has two tectonic actions of subduction accretion and subduction erosion, which ar interconvertible in different time and space.