Zadanie 6b
State the term for an infectious disease transmitted from another animal species to humans.
Umiejętności z tego działu sprawdzają 52 zadania wzorowane na arkuszach IB z lat 2022–2026. Dział pojawia się w 33 z 54 arkuszy w bazie.
State the term for an infectious disease transmitted from another animal species to humans.
A viral infection passes from an infected bat to a person. Which feature makes this event an example of zoonotic transmission? A. A pathogen crosses from a non-human animal into a human host B. The pathogen can survive in every animal species C. The disease…
For a vaccine-preventable viral infection, which measure most directly builds population immunity that can also protect susceptible individuals? A. Giving antibiotics to every uninfected person B. Immunizing a sufficiently large proportion of people with an…
Three statements describe possible immune responses. I. Recognition of features shared by many pathogens II. A much stronger antigen-specific response after a second exposure III. Rapid engulfment of microbes by phagocytes Which statements describe innate…
Some human infections are caused by viruses whose ancestors infected other mammals. (i) State one structural feature of a virus. (ii) State the term for an infectious disease that can pass from another animal species to humans.
Describe the contribution of enzymes to one named human defence process that prevents infection.
Distinguish innate immunity from adaptive immunity.
Explain the difference in peak timing between the first and later exposures.
Justify why viral structure allows different types of vaccine to be developed.
The activity of a complex organism depends on coordination between structures at several levels. (a) Outline how organelles cooperate in the synthesis and export of a secreted protein. (b) Describe the coordinated muscle actions that cause inhalation. (c)…
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