Gel electrophoresis is a technique used to separate DNA fragments according to their size. This is from Khan academy so I believe it is reliable.
The answer is: Santorio’s thermometer required mercury to work properly. Because both of them are portable not just the one is. And, also, A thermometer does not measure in Kelvin. If this helps, thank me. If this really helps, thank me and, crown me brainiest answer. Also, rate, and comment. This helps me to improve answering, and helps you to get a better answer.
A: No
E: Because, of the placental mammals, apes are in the group Euarchontoglires and bears are in Laurasiatheria. Yes they’re both animals but, they are not even closely related.
Answer:
I'm going to say grass
Explanation:
Didn't post food chain but grass is a very commonly used producer.
Biotechnology is changing an organism’s genes to make new molecules, B.
