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Biology, 22.06.2019 01:30
15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.
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Biology, 22.06.2019 01:30
What are some characteristics of a free enterprise economy?
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Biology, 22.06.2019 10:30
19. a cell is viewed under a microscope and is found to have two nuclear envelopes and spindles that appear to be breaking apart. which phase of mitosis is the cell most likely in? a. metaphase b. prophase c. telophase d. anaphase
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Biology, 22.06.2019 14:50
Read this summary of a scientific theory: "cells are the most basic structural and functional units of life. all living organisms are made up of one or more cells. all cells that are alive in the world today came from pre-existing cells." which of the following would require this theory to be modified? -a.) a survey finds that a majority of people believe viruses carry out the basic processes of life. -b.) a prominent scientist says she feels strongly that one day the theory will be challenged by life on other planets. -c.) the dna of unicellular and multi-cellular organisms is shown to have many fundamental similarities. -d.) scientific observations show that microscopic organisms living in the deep ocean are not made up of cells.
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Sedimentary rocks formed from the remains of once-living things are...
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