Answer:
The first man to witness a live cell under a microscope was Anton van Leeuwenhoek, who in 1674 described the algae Spirogyra
Explanation:
Really? A. lol (no trees = unstable environment)
1 is wtson and crick
2 is miescher
3 is franklin
4 is wilkins
just took the test
The chromosomes are in the nucleus. :)