Weegy: In a vascular plant, the xylem transports water and dissolved nutrients to the leaves, while the phloem transports sugars from photosynthesis in the leaves back to the roots. User: proteins, which are compounds made of nitrogen-rich amino acids, create waste products in the body of animals that must be eliminated. which toxic compound is the primary concern of animal waste systems? (More)

Weegy: A key difference between green algae and land-based plants is that: green algae don't have vascular tissue and must absorb nutrients directly from the environment. User: which of the following best describes why invertebrates isn't considered a scientifically valid word when classifying animals? Weegy: The following best describes why invertebrates isn't considered a scientifically valid word when classifying animals: The term invertebrates classifies animals haphazardly based on a missing characteristic rather than a common [ one. ] User: The exoskeleton of insects is made primarily of the ignorganic material chiti. Which statement below accurately describes a consequence of this feature? (More)

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Weegy: A biologist would classify the plant stem shown as a DICOT stem. User: a key feature of animal body plans is that they can show multiple od symmetry. for example, a dog represent bilateral symmetr, whils a jelly fish and other cnidarians would represent (More)