Donor animal
An animal taken by a predator as foodAn animal that is hunted by another.
xenografts
because they are taken from embryos. The embryos used in these studies were created for reproductive purposes through in vitrofertilization procedures. When they were no longer needed for that purpose, they were donated for research with the informed consent of the donor.
precautions to be be taken for animal attacks
About half of human embryos are spontaneously aborted (that is, with no overt actions taken by the mother or others); see http://www.emcom.ca/health/abortion.shtml for more details.
The animal would quickly adapt to the new environment.
A stem cell is an undeveloped cell that can theoretically be stimulated to produce any tissue of that species, with the DNA of the stem cell. Cloning is taking the nucleus from one cell and implanting it into another cell with its nucleus removed, replacing the DNA in the target cell with that of the cell the nucleus was taken from.
Yes, some stem cells do come from humans. The stem cells are taken from embryos. Animals also have stem cells used in research.
"Prey" refers to an animal that is hunted and killed by another animal for food. It can also refer to a person or group that is easily exploited or taken advantage of by others.
The turkey.
Animal captivity is when an animal of any shape or size is taken into a zoo to be looked after or help there species
It's a method to produce more offspring from one donor cow than what she can produce if she were bred and produced calves normally. These embryos that come from a superior cow (which come from a process called super-ovulation) are taken out of that donor cow and put into other non-related cows to develop into calves.