A unit cell is the building block of a crystal or we can say it is the simplest repeating unit of a crystal lattice.unit cell when arranged in 3 dimensional pattern is known as crystal lattice. Was this helpful?
Allogona profunda (Broad-banded Forestsnail) The formal classification of the land snail, Allogona profunda (Say), is as follows: Domain: Eukarya. Kingdom: Animal. Phylum: Mollusca. Class: Gastropoda.
Most molluscan species are readily recognizable as such. The Mollusca constitute a successful phylum; there are probably over 110,000 living species of mollusks, a number second only to that of the phylum Arthropoda, and more than double the number of vertebrate species.More than 99% of living molluscan species belong to two classes: Gastropoda (snails) and Bivalvia.ost molluscan species are readily recognizable as such. The Mollusca constitute a successful phylum; there are probably over 110,000 living species of mollusks, a number second only to that of the phylum Arthropoda, and more than double the number of vertebrate species.