It's where the eggs come out.
Answer: Dolphins
Explanation:
Dolphins are well-documented as intelligent animals. They can recognize themselves in a mirror and communicate with each other. Their large brain is structured for awareness and emotion, and dolphin brains are even more structurally complex than those of humans.
The answer is pharming.
In pharming, the techniques of genetic engineering are used to introduce hybrid genes for some desired substance into animal embryos. These embryos will develop into transgenic animals, which will then secrete that desired substance.
NAD is the electron carrier which is used in redox reactions in cellular respiration