QUESTION 1
Which of the following genetic techniques does NOT use labelled DNA probes?
████████▀▀▀████
████████────▀██
████████──█▄──█
███▀▀▀██──█████
█▀──▄▄██──█████
█──█████──█████
█▄──▀▀▀──▄█████
███▄▄▄▄▄███████
Answer:
The respiratory system enables oxygen to enter the body and carbon dioxide to leave the body.