As ecosystems move through the stages of succession, the populations of organisms in them change. Which of the following describes the stage of succession likely to have the most species diversity?

Group of answer choices

A. a newly formed volcanic island

B. an agricultural field that has not been plowed for one year

C. a temperate forest that has never been cleared by logging

D. a field that is regularly mowed

As the earth formed, the force of gravity increased due to increased mass. what effect did this increased gravity have on the forming planet?

Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical? a. some people consider embryos to possess rights equal to those of fully developed human beings. b. extracting stem cells from embryos is a very energy-intensive process, which consumes resources that could be used elsewhere. c. embryos are difficult to obtain, so the monetary cost of using them for research outweighs their benefit. d. the process of extracting stem cells from embryos generates biohazardous waste that cannot be safely disposed of.

Match each type of short-term climate change with its definition