the smallest physical unit of an element or compound, consisting of one or more like atoms in an element and two or more different atoms in a compound. 2. Chemistry.
The cultivated saffron (saffron crocus C. sativus) flowers in the autumn and comes up every year, so it is known as a perennial plant. It does not grow wild, and is now a triploid form of the eastern Mediterranean plant called Crocus cartwrightianus. It is thought that C. cartwrightianus came from Crete.he cultivated saffron (saffron crocus C. sativus) flowers in the autumn and comes up every year, so it is known as a perennial plant. It does not grow wild, and is now a triploid form of the eastern Mediterranean plant called Crocus cartwrightianus. It is thought that C. cartwrightianus came from Crete.
Snails grow in their shells. When the shell is too small for them, they find a suitable hiding place, where they then abandon their old shell and grow a new one. Aquatic snails go through this cycle once a month while terrestrial snails go through this cycle 3 - 4 times a year.Usually during spring.nails grow in their shells. When the shell is too small for them, they find a suitable hiding place, where they then abandon their old shell and grow a new one. Aquatic snails go through this cycle once a month while terrestrial snails go through this cycle 3 - 4 times a year. Usually during spring.