Provide two examples of loss that are common to many people

Write a paragraph about why the respiratory system is important and we need to breathe easily. (guys i really need ) x(

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.

Compare germany’s culture and food to america’s culture and food.