Biology, 27.07.2019 10:10 bullockarwen
Living organisms draw their essential elements from a. the atmosphere. b. the lithosphere. c. the atmosphere and lithosphere. and) the atmosphere, lithosphere, and hydrosphere.
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Biology, 22.06.2019 02:30
How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?
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Biology, 22.06.2019 06:00
Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time
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Biology, 22.06.2019 10:30
In order to study genetic mutations, scientists must study genetic material. which statement describes the genetic material scientists are most likely studying? a) they study alleles that contain chromosomes, which are rna.b) they study alleles that contain genes, which are chromosomes.c) they study chromosomes that contain genes, which are dna segments.
Answers: 1
Living organisms draw their essential elements from a. the atmosphere. b. the lithosphere. c. the at...
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