Proteins perform all of the following functions except __________.

The constant appearance of new strains of influenza virus is an example of __________.

A solution that resists a change in pH when an acid or base is added to it is a(n) __________.

What level of structural hierarchy is represented by the letter E?

Which letter represents the effectorof this feedback loop?

An enzyme issubstrate-specific because of the shape of its __________.

What is the study of the structure at E called?

Which of these has the highest H + concentration?

What is indicated by the arrow?

Which of the following lists levels of human structure from the most complex to the simplest?