Tatiana is a competitive athlete who weighs 70 kg. She trains for about 2 hours on most days of the week. She would like to plan a nutritionally adequate diet that provides enough carbohydrate to maintain her weight and glycogen stores during training and competition. According to expert recommendations, she should consume grams of carbohydrate daily.

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.