What two things determine if a tourniquet is necessary? (Please select TWO answers) 1. Flow

2. Texture

3. Volume

4. Color

What should be changed to make the following sentence true? "the stress model suggests that people with a predisposition for a disorder are more likely to develop the disorder when faced with stress."

Why do rna viruses appear to have higher rates of mutation? a) rna nucleotides are more unstable than dna nucleotides. b) replication of their genomes does not involve proofreading. c) rna viruses can incorporate a variety of nonstandard bases. d) rna viruses are more sensitive to mutagens.

Kelly is 33 weeks pregnant and her doctor has scheduled her for a procedure to remove a small amount of fluid to check for the health of the fetus. the procedure is called .