Mrs. Smith has been using albuterol in her SVN for home therapy for 20 years. Lately, the effects of the medication have not been lasting long enough. Which of the following could be used as a longer acting bronchodilator?

While walking in a forest, a student notices that mushrooms seem to grow more densely near fallen logs. Which step of the scientific method should the student do next?

An element with an atomic number of 12 always has 

Dehydration reactions use water to join monomers to form polymers.

An unsaturated fatty acids contains

A news article claims that eating chocolate improves memory because a few readers reported feeling smarter after eating it. Which type of evidence does this represent, and why is it weak?

What is the main reason unsaturated fatty acids tend to be liquid at room temperature and are easier for your body to break down?

Even though both are in your body, your neurons look and behave differently than your epithelial cells.  Why?

What type of bonds do we find within a water molecule?

When nucleotides join to form a nucleic acid strand, the process involves: