Type random stuff below

Warming up prepares the body for exercise in what way? a. muscularly b. cardiovascularly c. neurologically d. all of the above

The 1.5 mile run test and the 12 minute swim test are considered as what kind of test ?

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.