In your research, you have discovered that Protein X is often ubiquitinated in people with a certain disease. What would you predict about levels of Protein X in these patients?
A. Levels of Protein X will be the same, just carrying a ubiquitin tag.
B. Levels of Protein X will be decreased due to negative feedback on transcription.
C. Levels of Protein X will be increased due to protection from degradation.
D. Levels of Protein X will be increased due to transcriptional activation.
E. Levels of Protein X will be low due to degradation in the proteasome.
Answer: E
You might also like to view...
When you look at a phylogenetic tree of reptile classes, turtles, lizards and snake, and crocodiles are grouped together and birds are set off to the side but with a common ancestor for both groups. This would
A. be a monophyletic tree. B. be a paraphyletic tree. C. be a polyphyletic tree. D. have the taxonomy wrong because birds should be included with the others to make it a monophyletic tree. E. be a paraphyletic tree but the taxonomy wrong, because birds should be included with the others to make it a monophyletic tree.
You are dissecting a fish in your biology laboratory section. Your teaching assistant points out a long oval structure and tells you it is an endocrine gland. Which of the following would you then know is a true statement about this structure?
A) It secretes a product that is released through a series of ducts. B) The gland's product will only interact with receptors on the cell membrane. C) The gland's product is lipid soluble. D) The gland produces and secretes its product into the blood.
Hominin fossil footprints that are obviously bipedal date to about ________ years ago
A) 50,000 B) 100,000 C) 3.6 million D) 12 million
Compare and contrast infectious hepatitis (hepatitis
A) and hepatitis C in terms of agents, transmission, prevention, and disease outcomes.