shittah tree A tree that furnished the precious wood of which the ark, tables, altars, boards, etc, of the Jewish tabernacle were made; now believed to have been the wood of the acacia Seyal, which is hard, fine grained, and yellowish brown in colour. Origin: Heb. Shittah, pl. Shittim...
Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..
ATP is the energy source that is typically used by an organism in its daily activities. The name is based on its structu..
Life, as we know it today, is presumed to have started in the sea and many of them were likely eukaryotic animal-like or..
The nucleus containing the genetic material, DNA, and the mitochondria, well-identified as the "powerhouse of the cell",..
Seed plants are vascular plants. They differ from the other vascular plants in producing seeds that germinate into a new..
Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..
