Why is mrna able to leave the nucleus and not dna?

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean

Which of the following units is not an official si unit