Which factor influences the early detection of a childhood disease by a physician? a)The child's diet.
b)Whether the child is in school
c)The number of friends the child has
d)How close the doctor's office is.

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.

What does a daily value of 10 percent mean? a) a food package can bear the nutrient claim “light.” b) a food consists of 10 percent of a particular nutrient. c) one serving provides 10 percent of the daily amount for a particular nutrient. d) ten percent of your calories should come from a particular nutrient.

The main organ of the respiratory system is the