Answer:
When Carl Woese developed the modern system of classification, he broke the previous kingdom of __monerans_ into the two kingdoms of Bacteria and Archaea.
It is rare for soft tissue to become a fossil because the soft parts can be eaten by other animals. Hope this helps!
Answer:
environmental factors do not affect a species
I think its a density dependent limited factor
Alleles that are masked by others are called recessive alleles.