Answer:
2, that’s what the 2 means.
Explanation:
Answer:
<h2>
<em><u>When the tide goes out, the barnacle closes shop to conserve moisture. As the tide comes in, a muscle opens up these four plates, and the feathery legs of the barnacle sift the water for food.</u></em></h2>
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I don’t understand the question but if I can make a correct inference, they have thorns to protect themselves from predators.
Sometimes they're used as drugs. The classic example might be penicillin, a compound made by a fungus and used as the first widely-available antibiotic.
Answer:
pistil, stigma, stamen, and pollen
Explanation: