Which of the following is an example of a polysaccharide that plants store energy?

What is the pH of an acidic solution?

Why is a water strider able to walk on the surface of water?

When tea is made:  The water is the ________, the tea is the ________, and the tea you drink is the ___________.

The building blocks of macromolecules are:

What name is given to the substance that will bring a pH back up to “normal” limits?

Cellulose (fiber) is an example of ________ found in plant cell walls.

Besides Hydrogen and Helium, the “magic” number of electrons in the outer shell is _________ to make the atom stable.

Which term best describes the water in a sugar-water solution?

What is an explanation of a set of related observations based on well-supported hypotheses from a number of different, independent forms of research over a long time period?