In minamata, japan, cats, and then people began to develop loss of motor control, among other symptoms. eventually children were being born with a 'disease' which was later identified as mercury poisoning. testing showed low levels of mercury, an average of 20 ppm in shellfish. mercury waste was being absorbed by plants and working its way through the food chain to the shell fish and large fish that were the town's main source of protein. high concentrations of mercury were found in the tissues of cats and people, up to 145 ppm. the high levels in cats and people demonstrates

25. what does meiosis create? haploids or diploid? somatic cells or gametes?

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.

What goes in and out of a cell respiration?