Question 1
Some common allergens known to cause anaphylactic shock are
◦ tree pollen and shellfish.
◦ grass pollen and tree pollen.
◦ wasp and bee stings and peanuts.
◦ walnuts and flower pollen.
◦ tomatoes and peppers.
Question 2
Some complement proteins form a membrane attack complex that
◦ engulf an invador.
◦ releases cytotoxic chemicals into an invador.
◦ causes inflammation.
◦ creates a pore in an invador causing the punctured cell to disintegrate.
◦ protects invadors from cytotoxic chemicals.