Q: Under which process do living things with beneficial traits produce more offspring? Choices: - migration - differentiation - evolution - natural selection A:
natural selection
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Q: The cochlea is a shell-like structure that is full of fluid and lined with nerve cells called what? Choices: - sperm cells - red cells - brain cells - hair cells A:
hair cells
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Q: What type of bonds between the bases at the center of the dna double helix hold the helix together? Choices: - helium bonds - ionic bonds - electron bonds - hydrogen bonds A:
hydrogen bonds
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Q: Melting ice and grinding wood into sawdust are examples of what? Choices: - chemical changes - reversible changes - unpredictable changes - physical changes A:
physical changes
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