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Biology, 21.06.2019 14:00
Which skill, if it cannot be performed by a 3-year-old child, should alert the nurse that the child may be developmentally delayed?
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Biology, 21.06.2019 20:00
Which of the following lines of evidence would best support your assertion that a particular plant is an angiosperm? a) it produces seeds. b) it retains its fertilized egg within its archaegonium. c) it lacks gametangia. d) it undergoes alternation of generations.
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Biology, 22.06.2019 10:00
Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?
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Biology, 22.06.2019 10:30
Natural selection changes allele frequencies because some survive and reproduce more successfully than others.
Answers: 1
Look at structure A. Use the drop-down to answer the questions about the structure.
What is the nam...
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