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Astudent observes a star from two positions of earth in its orbit, in summer and winter, and measures the change in the position of the star. which of these can be best calculated by this method?
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In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?
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Which of the following explains why a tree is often used as a model to represent the principle of common descent
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Biology, 23.06.2019 06:10
I'll make you brailiest this is a really easy short quetion 6th grade earth science brainliest promise asap how do fossil fuels affect the enviornment 3 or 4 reasons i said 3 or 4 reasons
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Consider a major environmental change. if there are not organisms in a population that have traits t...
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