Answer is: <span>patient demographics and social history.
</span>Patient demographics is<span> for the identification of a patient and his categorization into categories for the purpose of statistical analysis.
</span><span>Social history provides background information about the patient, patient's education and employment, family background and other demographic information that can be helpful in treating the patient.</span>
Answer:
DNA sequences.
Explanation:
DNA sequences, I believe, are the best evidence of common ancestry since they share more traits with more closely related organisms. The similarities and variances in fossils, anatomy, and embryos are all due to DNA.
Answer: False The vaccines help to prevent them and sometimes cure them.
