Which type of organic molecule sometimes has a structural role and may act as an enzyme?

Which of the following cells have a nucleoid region but no true nucleus?

Which group in an experiment receives the real treatment?

Which biologically important molecule serves as a blueprint for protein production?

The ______ is any place on the surface of the earth, whether in the atmosphere or down into the seas, where organisms exist.

______ is/are the site of protein synthesis in the cytoplasm.

The smallest part of an element that displays the properties of the element is called a(an) ______.

Nacho, a dog, is exhibiting dyspnea.  The mucus membranes show signs of pallor.  The veterinarian diagnoses this as _______________, or deficient oxygenation of the tissues.

Which of the following pathogens that can cause respiratory signs in the dog are considered a “non-core” vaccine? 

A small dog is brought into the clinic by his owner because he is exhibiting ___________________, a symptom known as stridor.