Which phrase defines latitude? A. height above sea level

B. north or south distance from the equator

C. east or west distance from London

D. rise and fall of the land

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

One of the newest applications of cell technology is called cybrid embryos. this process involves replacing the nuclear material of an animal cell with human nuclear material. how might this process affect public policies about research by using stem cells? the same policies and concerns about the use of human embryonic stem cells would most likely apply. the embryos would most likely be treated like traditional animal embryos and regulated accordingly. the process of forming cybrid embryos would most likely be banned by government regulators. the embryos would be treated as regular cells because they are not fully human in origin.

There are only about 250,000 known fossil species. true or false