How does change to an ecosystem that results in succession benefit the ecosystem? group of answer choices
a. it allows ecosystems to operate independently of each other in ends symbiosis between organisms
b. it leads to an increased level of biodiversity
c. it leads to decreased productivity

What problem does obeng say that we have in the 21st century? 2. obeng argues that the pace of change has eclipsed the pace of learning. do you agree or disagree? why? 3. what is "smart failure" according to obeng?

Agraduate student wants to examine the effect of print media versus televised media on individuals’ position on several social issues. the superintendent of a local work release facility, a family friend, will allow the graduate student access to the prison population to her quickly accrue subjects. the student’s irb should: approve this project since the risk appears to be no > minimal.not approve this project because the prisoners are merely a population of convenience for the student.approve this project since the superintendent is the ultimate authority on what happens in his facility.approve this project but submit it for federal review.

The principle that the geoglical processes that we see today have occurred through out earths history is called