a high-speed electron or positron emitted in the decay of a radioactive isotope
a form of interferon that is produced by fibroblasts and have antiviral effects; used in the treatment of multiple sclerosis
any of various drugs used in treating hypertension or arrhythmia; decreases force and rate of heart contractions by blocking beta-adrenergic receptors of the autonomic nervous system
a body having finite mass and internal structure but negligible dimensions
a function word that can be used in English to form phrasal verbs
the 2nd letter of the Greek alphabet
second in order of importance
beets
preliminary or testing stage of a software or hardware product
