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Describe two methods that scientists can use to determine whether two species (modern or extinct) are closely related.
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Which of the following is a main difference in cell structure between an onion cell and a human cheek cell? a. an onion cell contains one nucleus, whereas a human cheek cell contains two nuclei. b. an onion cell has a cell wall. c. a human cheek cell contains chloroplasts. d. there is no difference between an onion cell and a human cheek cell. you for your.
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How are the tortoises that darwin observed on the galápagos islands similar to the anoles that losos studied
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The seed coat's most important function is to provide a) a nonstressful environment for the megasporangium. b) the means for dispersal. c) dormancy. d) a nutrient supply for the embryo. e) desiccation resistance.
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Biology, 22.06.2019 04:00
In the water cycle , when does water undergo a chemical change
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Describe two methods that scientists can use to determine whether two species (modern or extinct) ar...
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