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Biology, 21.06.2019 16:00
Which mantle is under the crust the upper mantle or the lower mantle i think it's upper let me know if i'm right
Answers: 2
Biology, 22.06.2019 10:50
Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%
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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.
Answers: 1
Biology, 22.06.2019 20:00
What determines whether a particular cell is able to respond to a hormone?
Answers: 3
Describe one type of molecular evidence that can be used to determine the genetic relatedness of bac...
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