As plants grow, stems and branches thicken or increase in girth. this thickening is a result of cells in the vascular cambium. vascular cambium can develop into either xylem or phloem tissue within a plant. because of this unique ability, we would expect vascular cambium cells to have all but one of these characteristics. a) relatively undifferentiated b) simple, typical plant cells c) woody, re-inforced cell walls d) able to undergo cellular division
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Biology, 21.06.2019 22:00
Consider darwin's first writings on the theory of natural selection. an important point of darwin's essay on the principle of population, written in 1798, was a peer's observation that in nature plants and animals produce far more offspring than can survive, this observation can be attributed to a) charles lyell. b) thomas malthus. c) jean-baptiste lamarck. d) johann friedrich meckel.
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Biology, 21.06.2019 22:30
Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into
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Biology, 22.06.2019 06:20
Select the correct answer from each drop-down menu proteins are
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Biology, 22.06.2019 12:30
Which of the following is true of metabolism in its entirety in all organisms? a) metabolism depends on a constant supply of energy from food. b) metabolism uses all of an organism's resources. c) metabolism consists of all the energy transformation reactions in an organism. d) metabolism manages the increase of entropy in an organism.
Answers: 1
As plants grow, stems and branches thicken or increase in girth. this thickening is a result of cell...
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