Maybe the decrease in plants they eat
Otherwise known as deforestation
Population , we breath , you breath CO2 is increasing , so stop breathing and die somewhere lol. (ok just kidding)
Answer:
Colin MacLeod, and Maclyn McCarty showed that DNA (not proteins) can transform the properties of cells, clarifying the chemical nature of genes.
Explanation:
It should be the last one, but if you can pick more than one answer then I would do the first and last one but I’m confident that it would be the last one either way :) hopefully this is helpful
