Answer - PLACENTA PREVIA
Placenta Previa refers to a
situation where the placenta, which should normally grow in the upper part of
the uterus, grows in the lowest part instead, thus covering (either partially
of totally) the cervical opening. It is indicated by bright red vaginal bleeding
in the second to third trimester of pregnancy. The bleeding is usually
painless. In pregnancy, a woman can lose up to 40% of the blood volume without
any signs of shock; this may explain why the patient has normal vital signs
even with blood loss.
I am not completely sure about this one, but I found on the Internet that what is a condition required for the Hardy-Weinberg principle to be in effect is A) random mating occurs.
For the answer to the question above, I believe the answer is <span>A. vaccine helps the body develop memory cells that make immunity last, whereas injection of antibodies only produces a temporary immunity.
I hope my answer helped you. Have a nice day!
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Answer: True?
Explanation: The wording of the question is confusing?