Select the correct answer. How is DNA stored for short-term usage?

A.
in ethanol, at 4°C

B.
in buffer, at 4°C

C.
in buffer, at -20°C

D.
in ethanol, at -20°C

E.
in buffer, at -80°C

The number of medals awarded to the track team during the season.

The atomic nucleus made up from protons (yellow) and neutrons (blue) and held together by nuclear forces. nuclear forces (also known as nuclear interactions or strong forces) are the forces that act between two or more nucleons. they bind protons and neutrons (“nucleons”) into atomic