Nerve cells is the correct answer :)
The child contains or is able to recieve both type a and b. the child obtained this from her parents.
According to Charles Darwin's theory of evolution by natural selection, organisms that possess heritable traits that enable them to better adapt to their environment compared with other members of their species will be more likely to survive, reproduce, and pass more of their genes on to the next generation. The next generation will have the things they will need to survive and the longer the generation goes the more fetchers they will have.
Smith is pursuing an ekg technician certification program. He will be one of the healthcare professionals referred to as cardiovascular technologists and technicians. They help monitor heart health on a broader level.