A neutral atom of beryllium (Be) has an average mass of 9 amu and 4 electrons. How many neutrons does it have? (3 points) 13
5
9
4

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Which of the following will a bacterium produce when a human gene is added to its genome? question 4 options: human carbohydrates a protein made up of both human and bacterial properties the human protein coded for by the human gene human plasmids that can be isolated from the bacterium

When ash and dust begin to settle on the ground, they eventually become compacted by