Answer:
B. a mutation to the mRNA transcribed from it
Answer:
I say the correct answer is the 3rd one.
Explanation:
Answer is number 3
Because those are traces of life meaning that there was life living there once, that life wouldn't have been able to survive there with how Antarctica is now.
<span>The best source of stem cells which also minimizes the risk associated with stem cell transplantation</span> are stem cells preserved from the umbilical cord of the person. <span>Stem cell transplant is the process in which diseased cells are replaced by the stem cells collected at the time of birth from umbilical cord blood or bone marrow.</span>
