The cell membrane controls the traffic of molecules into and out of the cell, prevents the entry of toxic material into the cell and permits selective uptake of nutrients. which property of the membrane can this be attributed to? a. carbohydrates present on the membrane b. lipid bilayer of the membrane c. membrane fluidity d. semi-permeable nature of the membrane

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.

The basic types of tissue in the human body are

In two sentences explain the differences of neutrophil and macrophage