While compounds of this element are added to table salt, in its pure form it's quite poisonous
On the pH scale, a pH of 7 indicates this type of solution
The "super" class of these stars, the largest known, includes Antares & Betelgeuse
This white, glossy coating on your teeth is the hardest substance in the human body
This vital organ is the largest gland in the human body
These animals, the only mammals that can truly fly, are not rodents
These disease-causers have a nucleic acid in a protein shell, but not even a single cell
The monera kingdom consists of bacteria & the blue-green species of this
3 kinds of these are sensory, motor & mixed
This "ology" is concerned with the development of the fertilized egg & the growth of the fetus