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How many variables are altered in a good experiment? a.1 b.0 c.2 d.3
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The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods. c. it shows that these organisms share the same habitat. d. it provides evidence that these organisms suffered a genetic mutation.
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Hairs that clean dirt out of the air in your nasal passages are called: a. sinus b. trachea c. cilia d. mucus
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Biology, 22.06.2019 15:20, Ciarrathereal
Which is a kingdom? protistachordataprokarya mammalia
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