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Biology, 17.12.2019 04:31 shezelleramadoo3451
Red-cheeked salamanders are partially protected from predators because of cardiac glycosides they produce from glands on their back. when ingested, cardiac glycosides disrupt normal heart rhythms. a different salamander species, the imitator salamander, also has red cheek patches, but does not produce cardiac glycosides. it does gain protection from predators that have learned to avoid red cheeked salamanders. how does this relationship affect the population dynamics of both species? red-cheeked salamanders are partially protected from predators because of cardiac glycosides they produce from glands on their back. when ingested, cardiac glycosides disrupt normal heart rhythms. a different salamander species, the imitator salamander, also has red cheek patches, but does not produce cardiac glycosides. it does gain protection from predators that have learned to avoid red cheeked salamanders. how does this relationship affect the population dynamics of both species? the red cheeked salamander is negatively affected, the imitator is positively affected. both species are negatively affected. the red cheeked salamander is positively affected, the imitator is negatively affected. both species are positively affected.
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