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.
Each mouse in the study has brown ears.
The most well known answer according to my bio teacher is nitrogen
The answer is A because the universe is all of the galaxy’s,solar systems,and planets put into one
