What does the nucleolus produce?

Spindle fibers disappear in which phase?

Matthew noticed that his house plants were wilting badly.  Which structure has lost all its contents?

Which organelle stores Calcium (Ca+2)?

Some antibiotics kill bacteria by preventing translation or production of proteins.  Which organelle does this antibiotic target?

The energy of life is 

sister chromatids pull to opposite poles in which phase of mitosis?

This process is the method by with proteins are secreted out of the cell via a vescicle.

Individuals that are heavy smokers may eventually may eventually have trouble clearing the mucous from their lungs because structures that move fluid along the lining of the lung become damaged over time.  What are these structures called?

If a parent cell contains 20 chromosomes, how many chromosomes are in each gamete after meiosis?