Psychoactive drug use can be traced to prehistory. There is archaeological evidence of the use of psychoactive substances (mostly plants) dating back at least 10,000 years, and historical evidence of cultural use over the past 5,000 years.here are many ways in which psychoactive drugs can affect the brain. Each drug has a specific action on one or more neurotransmitter or neuroreceptor in the brain. Drugs that increase activity in particular neurotransmitter systems are called agonists.
Which of the following is NOT an example of malware? a. adware c. rootkits b. vaporware d. zombies ANS: B PTS: 1 REF: 23 OBJ: 7 32. Which of the following is the term for known specific patterns of viruses? a. virtual viruses c. virus signatures b. virus traces d. virus items ANS: C PTS: 1 REF: 23 OBJ: 7 33. Which of the following is NOT a strategy that supports green computing? a.
1 Double Stranded RNA Virus: The double-stranded (ds)RNA viruses represent a diverse group of viruses that vary widely in host range (humans, animals, plants, fungi, and bacteria), genome segment number (one to twelve), and virion organization (T-number, capsid layers, or turrets). The RNA or DNA synthesis abilities of the cell produce the virus's DNA or RNA. 2  2. â¢ Assembly takes place in the cell when the newly created viral proteins and nucleic acid combine to form hundreds of new virus particles.