C the presence of harmful substances in food
Its either A or C. thats all i can say though but B and D you can rule out. I hope i helped a little
Answer:
they are machines or devices build to find la DNA trace and copy it multiple times.
Explanation:
DNA machines are machines built to find a DNA line and copy it multiple times, so scientists can read, observe, and find information about the DNA strand. For example, DNA machines can determine if someone is related, if someone has cancer, and it can distinguish a person’s ancestry. Mainly this is how forensic science uses to determine when there's a suspect in a crime.
Tunica albuginea is the dense connective tissue <span>ʕ•ᴥ•ʔ</span>
<span>This is called an epidural. A procedure that delivers continuous pain relief to the lower part of your body while allowing women to remain fully awake. It decreases sensation of pain. The medication is inserted into the epidural space just outside the spinal cord and spinal fluid. This is the most common method used in the United States.</span>