Viruses can reproduce on their own and destroy host cells while bacteria cannot.
举一反三
- White blood cells patrol the body searching for potential sources of infection and destroy invading pathogens, such as ________, ________, ________, and ________. A: viruses B: bacteria C: fungi D: parasitic microorganisms
- Cancer cells destroy not only all rival cells, in their ruthless biological warfare, but also destroy the larger organization—the body itself—signing their own suicide warrant. A: refined B: random C: merciless D: perpetual
- Mechanisms that bacteria use to evade host defense include A: production of proteases B: production of capsules C: manage to live inside host cells D: all of above E: b and c only
- The text mainly supplies information for answering which of the following questions A: Can the immune system be affected by emotional factors B: Why can our bodies fight the bacteria and viruses which cause diseases C: How can the immune system be affected by emotional factors D: Why can't blood cells in bereaved people's bodies work properly
- Infectious bacteria can use amyloid fibers to help form the biofilms that allow them to colonize host tissues.