Which type of cells does a balloon best model. A. Bone cell, because it is strong and stiff to provide support.

B. Nerve cells, because it sends electrical signals.

C. Guard cells, because it covers surfaces in a body.

In which direction is the pacific plate moving in relation to the north american plate?

Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.

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.