Students were given various animal pictures. They were told to work in pairs, observe the animal pictures, and list some characteristics they could use to classify the animals into groups such as vertebrates and invertebrates. What characteristics do all animals have in common? What is the largest natural population of organisms that can interbreed to produce fertile offspring?
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When analyzing tree rings, what do scientists assume a thin ring indicates?
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What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons
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Students were given various animal pictures. They were told to work in pairs, observe the animal pic...
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