Which of the following correctly explains what a heart attack is?  

How is diabetes linked with homeostasis?  

Which one of the following is a defining characteristic of animals but not of plants?  

 What are plasmids?

 What is the correct organization in plants, from smallest to largest?

 Water behind a dam has a certain amount of stored energy that can be released as the water falls over the top of the dam. It may be enough energy to turn a mill wheel or an electricity-generating turbine. Choose the term that best describes the type of energy stored in the water at the top of the dam.  

The base that is not found in DNA, but only in RNA is ________.  

Which of the following bonds is the weakest?  

Which method of bacterial DNA transfer involves a physical connection between the two bacterial cells?  

What is a plant organ?