Base on the given scenario, a sociologist might view the
doctor’s recommendation as a result of belief in a binary sex system of which
the social norm is about in terms of topics related with the gender and sex of
humans and the doctors recommendations are all because of their beliefs and
perspectives that they had acquire.
This is happen during anaphase when two chromatids separate and move towards opposite poles,
One half of a duplicated chromosome is called a sister chromatid
The answer to this question is DNA ONLY!
Answer:
Natural selection leads to evolution.