How are viruses and bacteria different? A. Viruses reproduce through the lytic cycle. Bacteria reproduce
through the lysogenic cycle.

B. Bacteria are living, and viruses are nonliving.

C. Viruses are living, and bacteria are nonliving.

D. Bacteria reproduce through the lytic cycle. Viruses reproduce
through the lysogenic cycle.

Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.

Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.

Number and variety of living organism; includes genetic, species, and ecological types