The supercoiling of DNA is its ________, and the number of times the strands cross one another is its ________.

The ________ structure of a protein consists of a properly-folded single polypeptide, often with multiple domains.

You discover a protein that has a proline helix, a bromo domain, and a helix-turn-helix. You would expect this protein to

Which of the following is TRUE regarding zinc fingers?

Proteins typically acquire new domains by

A protein which uses two lysines ~11 Å as a ruler can

Which of the following is TRUE regarding DNA melting temperature?

Proteins are advantageous over RNA because

Which of the following is FALSE regarding ATP activation of proteins?

The external auditor is responsible for establishing and maintaining the internal control system.