Eating disorders can be caused by depression, peer and family pressure, substance abuse, or a family history of weight problems.

Which eating disorder is characterized by the following: an irrational fear of becoming overweight and engaging in extreme dieting, even starvation, to lose weight?

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.