subkingdom
One of the several primary divisions of either the animal, or vegetable kingdom, as, in zoology, the vertebrata, tunicata, mollusca, articulata, molluscoidea, echinodermata, Coelentera, and the protozoa; in botany, the phanerogamia, and the cryptogamia.
subkingdom One of the several primary divisions of either the animal, or vegetable kingdom, as, in zoology, the vertebrata, tunicata, mollusca, articulata, molluscoidea, echinodermata, Coelentera, and the protozoa; in botany, the phanerogamia, and the cryptogamia...
Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..
Neurons generate electric signals that they pass along to the other neurons or target tissues. In this tutorial, you wil..
This tutorial deals with the structure and function of flowers, fruits, and seeds. Also included here are the types of f..
According to Charles Darwin's theory of natural selection, preferable genes are favored by nature in the gene pool, and ..
This lesson is about the methods used for ecological research, such as quadrat and transect sampling, canopy fogging, an..
Stems primarily provide plants structural support. This tutorial includes lectures on the external form of a woody twig ..
