Which of the following has the biggest impact on biodiversity in ecosystems?

a.) hatitat loss
b.)climate change
c.) invasive species
d.) overexploiting

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes