________To do a skin test, a doctor puts venom under the skin.
________To do a skin test, a doctor puts venom under the skin.
Which of the following is an example of mechanical defense? A: the venom found in a snake bite B: the coloration on poison dart frogs C: the hard shell of a turtle D: the toxins found in a bee sting
Which of the following is an example of mechanical defense? A: the venom found in a snake bite B: the coloration on poison dart frogs C: the hard shell of a turtle D: the toxins found in a bee sting
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