Which of the following statements about scientists' views of global warming is true?

a.) nearly all scientists agree that the earth's temperature is rising and that humans are responsible.
b.) nearly all scientists agree that the earth's temperature is rising, but many disagree about whether humans are responsible.
c.) nearly all scientists agree that the earth's temperature is rising, but most agree that humans are not responsible.
d.) there is no consensus among scientists on this issue; they disagree over whether the earth's temperature is rising.

What material did the moon come from?

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.

Do plant cells perform cellular respiration?