T. j. has a fitness goal to increase his cardiovascular fitness level. based on training principles, what should t. j. do to work toward that goal?

Daily sanitizing and disinfection solutions should be made with one of bleach per quart of water. a. tablespoon b. cup c. teaspoon d. gallon

Bacteria can cause different infections, check all that apply. a. sore throat b. measles c. ear infection d. flu e. cavities

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.