Gills help fishes breathe.

Meaning: This means that gills are organs that make it easier for fishes to breathe underwater.

Choice of Words: Gills are organs that fishes use to breathe underwater. Help means to make something easier or possible. Breathe means to take air into the lungs and then release it.

Alternative Expressions

Gills enable aquatic creatures to respire.

Meaning: This means that gills are a part of a fish's body that allows them to breathe underwater. It's like saying, Fishes use gills to get oxygen from the water so they can stay alive.

Choice of Words: **Gills** are special body parts that some animals, like fishes, have. They are located on the sides of the head and they help the animal to take in oxygen from the water. **Enable** means to make something possible or to give someone the ability to do something. **Aquatic creatures** are animals that live in water. **Respire** means to take in oxygen and release carbon dioxide.

Fishes utilize gills for the purpose of respiration.

Meaning: This means that gills are a part of a fish's body that allows them to breathe underwater. It's like saying, Fishes use gills to get oxygen from the water so they can stay alive.

Choice of Words: **Fishes** are animals that live in water and have fins and gills. **Utilize** means to use something for a specific purpose. **Gills** are special body parts that some animals, like fishes, have. They are located on the sides of the head and they help the animal to take in oxygen from the water. **Respiration** means to take in oxygen and release carbon dioxide.

Related Expressions