The following image represents the reaction of a cell placed in an  ____________________ solution.

The following image represents the reaction of a cell placed in an ____________________ solution.

While cleaning a saltwater aquarium, students placed a family of fiddler crabs from the saltwater aquarium into a container of distilled water. What effect will this have on the crabs?

B)C)D)

Identify which of the following scenarios represents an example of osmosis.

When a raw, shell-less egg was placed in sugar solution, the egg shrank. The egg was brought back to its original size by placing it in water. Identify which process does the experiment demonstrate.

A red blood cell is placed in a 0.9% salt solution. If the cell remains at equilibrium, neither gaining nor losing water, identify the type of solution the cell has been placed in.

ATP (aka - Energy)

Utilizes the semi-permeable membrane and transport proteins

Osmosis

Process where waste is released from a cell

Exocytosis

Required to maintain homeostasis in a cell

Endocytosis

Process where waste is released from a cell

Diffusion

Does not require energy

Requires energy

Diffusion & Osmosis

The substance that is being dissolved by a solvent.

The substance that dissolves the solute.

Water (H₂O)

Sugar (C₁₂H₂₂O₁₁)

The process when molecules tend to move from an area of high concentration to an area of low concentration.

This is a process in which water moves through a membrane, from an area of high concentration to an area of lower concentration.

Cell Swells 

Cell Shrinks 

Cell Stays The Same

Dehydration 

Large Vacuole 

Stays the Same - Normal