Bacteria
A bacterium (plural: bacteria) is a unicellular microorganism . Typically a few micrometre s in length, individual bacteria have a wide-range of shapes, ranging from sphere s to rods to spirals. Bacteria are ubiquitous in every habitat on Earth , growing in soil, acidic hot springs , more
Tuberculosis
Tuberculosis (abbreviated as TB for tubercle bacillus or Tuberculosis) is a common and deadly infectious disease caused by mycobacteria , mainly Mycobacterium tuberculosis . Tuberculosis most commonly attacks the lungs (as pulmonary TB) but can also affect the central nervous syst more
Frank Macfarlane Burnet
Sir Frank Macfarlane Burnet OM , AK , KBE (3 September 1899 – 31 August 1985 ), usually known as Macfarlane or Mac Burnet, was an Australian virologist best known for his contributions to immunology . Burnet received his M.D. from the University of Melbourne in 1924 more
Asperger syndrome
Asperger syndrome (U.S. pronunciation /, also called Asperger's syndrome, Asperger's disorder, Asperger's or AS) is one of several autism spectrum disorders (ASD) characterized by difficulties in social interaction and by restricted, stereotyped interests and activities. AS is more
G. Ledyard Stebbins
George Ledyard Stebbins, Jr. (January 6 1906 – January 19 2000 ) was an American botanist and geneticist who is widely regarded as one of the leading evolutionary biologists and botanists of the 20th century. Stebbins received his Ph.D. in botany from Harvard Uni more