This vital organ is the largest gland in the human body
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
They're a plant's anchor & can have a fibrous or tap system
Around 1940 scientists found that mutations in these chromosomal units result in defective enzymes
3 kinds of these are sensory, motor & mixed
This calcified tissue that surrounds the pulp cavity of a tooth is a bone-like substance
This "ology" is concerned with the development of the fertilized egg & the growth of the fetus
Named for the third Greek letter, they resemble X rays but have shorter wavelengths
A battery may have a single one of these electricity producing units or have several connected in series