1 A(n) is made of genetic material and a protein coat.

Which of these substances does not protect against invaders in the nonspecific immune response? a. saliva b. mucus c. tears d. urine

What should be the strand of complementary dna produced by the strand of dna shown below cgt ata

Which example best describes a reflex action? a. eating food when hungry b. coughing when the throat is irritated c. bending down to lift a heavy object d. going for a walk outside