Vascular Tissue- allows the of water, nutrients, and food between the ground and the body of the plant
a. Xylem- brings and nutrients up from the roots to the rest of the plant; This tissue is dead at maturity
b. Phloem- carries made during photosynthesis (predominately in the leaves) to the rest of the plant cells. This tissue is alive at maturity.
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Complete the possible outcomes for each generation in the pedigree chartaa aa aa
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Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.
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Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.
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Forensic scientists think they know the identity of a skeleton. what rule should they use to select a relative whose dna could be used to try to confirm the identity?
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Vascular Tissue- allows the of water, nutrients, and food between the ground and the body of the pl...
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