Which type of heart attack symptoms are chest pain, difficulty breathing, and irregular or rapid heartbeat?

When all the values in a data set are written in order from least to greatest, the value that is in the middle, with an equal number of values below it and equal number of values above it, is called the .

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.

7. how does compromise affect healthy relationships? a it makes them stronger.b it people understand who is right.c it makes them weaker.d it people accept compliments.