Fact 1: Fission takes place when an animal divides into two parts.

Fact 2: Flagellates reproduce by binary fission.

Given the two facts above, answer the question "How do Flagellates reproduce?" with the following options: 
- diving into two parts
 - it keeps an organism warm
 - metabolic reaction
 - allow growth
 - photosynthesis
 - irradiation
 - The bending of a ray of light
 - By wind and rain


 

 diving into two parts        