Give examples of irritability in different animals.
| December 16, 2020 | education
1) if you drop 2 drops of water, connecting them with a thin transition, plant an amoeba in one of them and throw a grain of salt into this drop, then the amoeba will swim into another drop – chemotaxis
2) if you poke something into the hydra, it will shrink
3) chicks react to the appearance of a parent in the nest by secreting gastric juice
4) the person pulls his hand away from the hot iron
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