Carbon can form up to ______(how many?)________ covalent bonds with other atoms

Extra credit: If a client asked If a  question about the potential risk of radiation exposure associated with a specific nuclear medicine, radiography, or fluoroscopy procedure, the veterinary professional should:

Which of the following correctly describes a difference between DNA and RNA:

All of the following are characteristics that are unique to living organisms, except:

Which functional group shown above is a hydroxyl group?  

A linear, non-threshold shaped Dose‑Response curve implies: no level or dose of radiation is absolutely safe.

What type of muscle controls the movement of an animal’s skeleton?

When making a solution, a _________________ is dissolved by the solvent.

Alpha and Beta radiation are _________________________ radiation.  

When atoms gain or lose electrons, they become negatively or positively charged. They are known as: