False,<span>The exchange of oxygen and carbon dioxide between the air and the bloodstream occurs in the</span>alveoli of the lungs.
<span>The answer False. Male older adults are not abused at a higher rate than women.
Much gender-based violence or abuse is directed towards women. This term is treated on the war against women, but a war in gender violence is a man's issue.</span>
I don't understand, what is the question you're supposed to answer?
Answer:
c)polymerase chain reaction (PCR).
Explanation:
Because the paleontologist recovered only a bit of tissue and it is very old, it is very likely that the DNA in the sample is very small and part of it is degraded. Anyway, the paleontologist must first amplify the DNA sample to obtain many identical copies of the specific region of the DNA they want to compare. the above is done through a polymerase chain reaction (PCR).