Which image displays a healthy choice for lunch, based on current guidelines?

The nutrient facts label on a food package lists the following: iron 50%. what does this figure indicate?

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.

How do people attempt to explain the behaviors of others?