As far as I know, only the 3rd step, from all the mentioned above occur during meiosis I.
Hope it helped,
Happy homework/ study/ exam!
In experiments with phosphorus and sulfur, both of which burned readily, Lavoisier showed that they gained weight by combining with air. With lead calx, he was able to capture a large amount of air that was liberated when the calx was heated. To a suspicious Lavoisier, these results were not explained by phlogiston
The both decrease genetic variation
What are the answers? I need to know before I answer.
