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Biology, 22.06.2019 11:30
Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?
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Biology, 22.06.2019 16:20
What is gene flow? apexa: selection for average traits b: when a population splits in twoc: a mutation becoming more commond: genes moving between two populations
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Biology, 22.06.2019 17:30
Which of these reproductive method is the only on available to mosses and fernsspores
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Biology, 22.06.2019 21:20
What will a hypothesis become if supported by repeated expermentation
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Without a waxy cuticle, plants would...
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