You are presented with the question "Roundworms reproduce using meiosis and what?" and the following answer choices: 
- karyogamy
 - pollen
 - survive
 - reproduce
 - allow growth
 - Energy
 - Leptospirosis
 - seeds

Now knowing that roundworms reproduce sexually and sexual reproduction involves karyogamy and meiosis, choose the best answer.


 

 karyogamy        