What were the three key observations made by darwin that allowed him to deduce that natural selection is a primary driver of evolution? a. the number of adults tends to remain the same over time, individuals vary very little over time, and natural selection works on only the best of those adults in each generation. b. species change and adapt based on environmental pressure, individuals change within their lifetime, and offspring inherit the changes. c. genetic drift, gene flow, and mutations provide the change necessary in populations that affect future generations. d. organisms produce more offspring than survive, variation exists among members of populations, and advantageous variations increase in relative frequency over time?
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Biology, 21.06.2019 20:00, smartboy2296
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, 21.06.2019 23:30, mimithurmond03
Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism
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What were the three key observations made by darwin that allowed him to deduce that natural selectio...
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