Todd unit
The unit in which the results of testing for antistreptolysin O (ASO) are expressed. It denotes the reciprocal of the highest dilution of test serum at which there continues to be neutralization of a standard preparation of the streptococcal enzyme streptolysin O.
Gregor Mendel's studies into Monohybrid and Dihybrid crossing and Charles Darwin's study of evolution and natural select..
Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..
Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..
Earth was created around 4.5 billion years ago and life began not long after. Primitive life likely possessed the elemen..
Certain species are capable of expressing characteristics indicative of the state of the ecosystem they occupy. They are..
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
