Certain Proteins in a Bacterial Cell Are Short-Lived and Are

question 54

Multiple Choice

Certain proteins in a bacterial cell are short-lived and are labeled with a leucine, phenylalanine, tryptophan, or tyrosine at the N-terminal end. These proteins are degraded by

• A) GroEL and GroES.
• B) DnaK and DnaJ.
• C) clpAP protease.
• D) Sec A.
• E) ubiquitin.

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Definitions:

Renal Pyramids

Cone-shaped tissues in the kidneys that produce and channel urine towards the ureters.

Renal Medulla

The innermost part of the kidney that contains the nephrons responsible for urine concentration.

Renal Papillae

The apexes of the renal pyramids of the kidney, which release urine into the minor calyx.

Collecting Duct

A network of tubules and ducts in the kidneys that plays a role in the concentration and transportation of urine.