In individual insects of some species, whole chromosomes that carry larval genes are eliminated from the genomes of somatic cells at the time of metamorphosis. What do animals ranging from corals to monkeys have in common? What distinguishes animal heterotrophy from fungal heterotrophy is that most animals derive their nutrition by _.
Which of the following is most directly involved in the evolution of these variations in metamorphosis?Ĭhanges in the homeobox genes governing early developmentĪrtificial selection of sexually immature forms of insectsīoth animals and fungi are heterotrophic. The larvae of some insects are merely small versions of the adult, whereas the larvae of other insects look completely different from adults, eat different foods, and may live in different habitats. Nervous system signal conduction and muscular movement Which of the following is (are) unique to animals? How can they decide whether it is an animal or a fungus?ĭetermine whether it is unicellular or multicellular.įigure out whether it is autotrophic or heterotrophic. A postdoctoral student thinks it looks more like an aquatic fungus. A graduate student finds an organism in a pond and thinks it is a freshwater sponge.
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