Biology, 16.09.2019 13:30 gwendallinesikes
How dome some cells become brain cells and others become skin cells, when the dna in all the cells is exactly the same. in other words, if the instruction are exactly the same, how does one cell become a brain cell and another a skin cell?
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Biology, 21.06.2019 17:00
Which of the following is not a characteristic of carnosaurs? a. long narrow skulls b. strong forelimbs c. horn projecting from their skulls d. none of the above
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Biology, 22.06.2019 01:00
Mike has a problem with his testosterone. he is unable to produce enough. which will most likely be affected by his inability to produce testosterone? check all that apply.
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Biology, 22.06.2019 07:00
Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs
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Biology, 22.06.2019 10:30
10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii
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How dome some cells become brain cells and others become skin cells, when the dna in all the cells i...
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