How have high taxes on tobacco products impacted on the number of people who use them?
a.
the number of tobacco users has increased.
b.
the number of tobacco users has decreased.
c.
the number of tobacco users has not changed.
d.
the number of adolescent tobacco users decreased, while the number of adult users increased.

Early treatment for mental illness involved because doctors believed that doing this would drain the mental illness out of the person’s body.

Which of the following processes within viral replication is the greatest source of genetic variation in rna virus populations? a) high mutation rate due to lack of proofreading of rna genome replication errors.b) transcription from the host cell rna polymerase introduces numerous mutations.c) capsid proteins from the host cell can replace the viral capsid.d) viral rna is translated by host cell ribosomes.

When a researcher debriefs her participants, she: provides a detailed explanation of the study. removes their undergarments. tells them they can stop taking part at any time. provides an detailed explanation of the study, and tells them they can stop taking part at any time.