Which event is evidence of a chemical change?
O A. A stem is removed from an apple.
OB. A sli...
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Out of the seven main animal groups (fish, mammals, birds, insects, reptiles, amphibians, and arachnids), how many contain members with internal backbones? a. 5 b. 3 c. 7 d. 1
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If the frequency of the p allele is .63 in the population then what is the frequency of the q allele?
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Compare the composition of the moon's surface with the composition of the earth's surface.
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Which of the following are the ingredients that go into the plant and are needed for photosynthesis? select all that apply. 1.) soil 2.) seeds 3.) carbon dioxide 4.) minerals 5.) glucose (sugar) 6.) water 7.) light energy (sunlight) 8.) oxygen 9.) air
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