USABO 2024 Mass Deck Latest Update 100% Correct

USABO 2024 Mass Deck Latest Update 100% Correct Mycorrhizae ️️ Symbiotic organisms (aka symbionts) with plants that live on their roots, helping the plant gain nutrients Nerve net ️️ A nervous system that moves neural signals in all directions from the stimuli, found in invertebrates like hydra Malpighian tubules ️️ Tubes in an insect that help with osmoregulation and excretion; they move waste into the main gut for removal. "Kidneys" of arthropods, they absorb ammonium and convert it into uric acid, then into the main gut for removal. Nematocysts ️️ Specialized cells for stinging (like on jellyfish) Contractile Vacuole ️️ A special type of vacuole in a cell which can contract itself for osmoregulation Flame cells ️️ Specialized cells for waste removal (excretion), found in simple organisms like flatworms (specifically planaria) Cambium ️️ One type of meristem tissue, which is inbetween xylem and phloem Divergent evolution ️️ Natural selection happening to only 1 group of a common ancestor species, which makes the group become a different species