Question

Как изменяется поведение амебы если в каплю с животными поместить кристаллик соли?Как называется это состояние?

Answer 1

Она ресестаёт двигаться , не образуются лженожки и происходит её сжатие! 

Answer 2

Behavior of Amoeba in the Presence of Salt Crystals

When a salt crystal is placed in a drop of water containing amoebas, the behavior of the amoebas can be affected. This phenomenon is known as osmosis. Osmosis is the movement of water molecules across a semipermeable membrane from an area of lower solute concentration to an area of higher solute concentration.

In the case of the amoebas and salt crystals, the salt crystal acts as a solute, and the water in the drop acts as a solvent. The salt crystal dissolves in the water, creating a higher concentration of solute particles. As a result, water molecules move from the amoebas, which have a lower solute concentration, towards the area with a higher solute concentration.

Effects on Amoeba Behavior

The movement of water molecules into the salt crystal solution can have several effects on the behavior of amoebas:

1. Shrinking: As water moves out of the amoebas, they may shrink in size due to the loss of water content. This is because water molecules are moving from an area of higher concentration (inside the amoebas) to an area of lower concentration (outside the amoebas).

2. Sluggish Movement: The loss of water can also lead to a decrease in the movement of amoebas. With less water available, the amoebas may have difficulty extending their pseudopods, which are used for locomotion.

3. Reduced Feeding: Amoebas primarily feed on smaller organisms by engulfing them through phagocytosis. However, when exposed to a high concentration of salt, the amoebas may have difficulty capturing and ingesting their prey due to their reduced mobility.

4. Survival Strategies: Amoebas have evolved various survival strategies to cope with changes in their environment. In the presence of high salt concentrations, some amoebas may form cysts, which are protective structures that allow them to survive unfavorable conditions. Cysts are dormant and resistant to desiccation, enabling amoebas to wait until conditions improve before resuming their normal activities.

Conclusion

When a salt crystal is introduced into a drop of water containing amoebas, the process of osmosis occurs. This can lead to the shrinking of amoebas, sluggish movement, reduced feeding, and the formation of cysts as survival strategies. These changes in behavior are a result of the movement of water molecules from an area of lower solute concentration (inside the amoebas) to an area of higher solute concentration (the salt crystal solution).

Please note that the specific behavior of amoebas in response to salt crystals may vary depending on the species of amoeba and the concentration of salt.