Spironolactone (Aldactone) is a potassium depleting diuretic.

Celery stalks that are immersed in freshwater for several hours become stiff. Similar stalks left in a 0.15 M salt solution become limp. From this we can deduce that the freshwater ________.

Describe the flow of information from the nucleus to the ribosome.  Make sure to include the following terms in you description: ribosome, amino acid, nucleus, anticodon, elongation, nuclear pore, termination, mRNA, tRNA, rRNA.

What type of mutation is illustrated below:

Nitrogen-containing bases between two complementary DNA strands are joined by:

Your friend tells you that plants grow taller when exposed to white light.   Formulate a prediction based on this observation.

An adaptive trait (or adaptation) is a trait that has:

The beta polypeptide of hemoglobin contains 146 amino acids.  What is the minimum number of nucleotides required in the messenger RNA from which this polypeptide (protein) is translated?

When a reaction occurs between the two molecules shown below and water is removed, the bond formed between them is:

Each cell is able to maintain a constant internal environment. This condition is called: