________, for example, possesses genes that encode domains of certain proteins (known as cadherins) that play a role in cell adhesion.
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Animal evolution
________ has lasted more than half a billion years (as shown in the image attatched)
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Eumetazoan embryos
________ can be diploblastic (two germ layers) or triploblastic (three germ layers) (three germ layers)
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meiotic division
Unlike plants and fungi, sperm and egg cells are generated directly via ________ in the haploid stage.
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biochemical evidence
Animals first appeared around 700 million years ago, according to fossil ________ and molecular clock studies.
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cleavage
Patterns of ________, coelom formation, and blastopore destiny frequently change between protostome and deuterostome development.
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Animals
________ are eukaryotes, and they, like plants and the majority of fungi, are multicellular.
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Plants
________ are autotrophic eukaryotes that produce organic compounds via photosynthesis.
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Fungi
________ are heterotrophic organisms that grow on or near their food and eat by absorption (typically after releasing enzymes that break down the food outside their bodies)
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functional area
A domain is a protein's important structural or ________.
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emergence of multicellularity
Scientists studying how animals evolved from single- celled predecessors have discovered that the ________ necessitates the creation of novel mechanisms for cells to adhere (attach) and signal (communicate) to one another.
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genuine coelom
A pseudocolor or a(n) ________ can be found in triploblastic animals having a body cavity.
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structural support
Proteins beyond the cell membrane, on the other hand, offer ________ to animal cells and connect them to one another.
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Cleavage
________ occurs throughout the development of most animals and results in the creation of a multicellular embryonic stage known.
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plants
Animals, unlike ________ and fungi, lack the structural support of cell walls.
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Animals
________ that are bilaterally symmetrical have dorsal and ventral sides, as well as anterior and posterior ends.
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Animals
________ can be asymmetric, or they can have radial or bilateral symmetry.
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Flashcard (94)