A comet. It’s a smaller celestial body that’s composed of mainly ice and dust.
They form a complex called chromatin
Answer:
An underground cavern collapsed
Explanation:
I did research
Betta fish are also known as Siamese fighting fish.They flare their gills when they are ready to fight. This makes them appear larger since fish do not have very good eyesight. They also fan their gills when they are trying to court a female Betta. ... Bettas are one of the few fish that can get air from above the water.
The esophagus squeezes food down the digestive tract by an involuntary synchronized muscle movement called the Peristalsis
