False because mainstream smoke is defined as smoke from a cigarette or pipe. Second hand smoke is smoke that has been inhaled by someone then exhaled, making you the "second" one to breath it :)
Answer:The sliding filament model of muscle contraction, put forward by Hugh Huxley and Jean Hanson in 1954, is 60 years old in 2014. Formulation of the model and subsequent proof was driven by the pioneering work of Hugh Huxley (1924–2013).
Explanation:
Answer – ICD-10 Code Z21 As stipulated in the diagnosis
classification system created by Center for Disease Control and Prevention (CDC),
ICD-10 Code Z21 is to be applied to indicate asymptomatic positive human
immunodeficiency virus [HIV] infection status. That is, when a patient with no history
or complaint of symptoms tests positive for HIV.
I believe it was b 1999 when they had the appropriate technology
They do not cause intoxication B
