Author: Anonymous

In the late 1800s, scientists knew very little about the genetic material. What did they know?        

Another name for the chemical reaction which makes polymers from monomers is called a __________ reaction.                                                   

DNA is __________ while RNA is ___________.                               

Two atoms that are ionically bonded (like NaCl) stay together because __________.                             

The Periodic Table can be used to __________.                                                     

Hydrocarbons can exist in this way.                                                    

The mass number of an element is its number of __________.                                                                           

SpongeBob loves to garden and wants to grow lots of pink flowers for his pal Sandy. He bought a special Flower Power fertilizer to see if it will help plants produce more flowers. He plants two plants of the same size in identical containers with the same amount of potting soil. He places one plant in a sunny window and waters it every day with fertilized water. He places the other plant on a shelf in a dark closet and waters it every day with plain water. How could SpongeBob properly test the effectiveness of Flower Power fertilizer?                                                    

Oxygen has six valence electrons. This information tells you that oxygen is __________.                  

All matter (both living organisms and nonliving things) is made up of __________.