They use a formula and that formula is
People/Land Area=Population Density
I think burgess shells would be the answer
Answer:
Doctor Who official maker and lead author Steven Moffat stated: "Osgood is back, straight from her ongoing homicide toward the finish of last arrangement. "We as of late affirmed that Osgood was unquestionably dead and not returning - yet in a show about time travel, anything can occur.
Explanation:
Answer: True Because the segregation of alleles into gametes can be influenced by gene linkage
Some advances is that organelles, cells, and the difference between the cells of a plant and a cell of an animal. This was an advance because not only did we discover new things but we learned how or body functions with them and how they work. Hopefully you got what you were looking for. :)