« previous next »

Author Question: When the ribosome reaches a stop codon on the mRNA, no corresponding tRNA enters (Read 843 times)

Yolanda

  • Hero Member
  • *****
  • Posts: 757
on: Jun 25, 2013
When the ribosome reaches a stop codon on the mRNA, no corresponding tRNA enters the A site. If the translation reaction were to be experimentally stopped at this point, which of the following would you be able to isolate?
A) an assembled ribosome with a polypeptide attached to the tRNA in the P site
B) separated ribosomal subunits, a polypeptide, and free tRNA
C) an assembled ribosome with a separated polypeptide
D) separated ribosomal subunits with a polypeptide attached to the tRNA


coco

  • Hero Member
  • *****
  • Posts: 739
Reply #1 on: Jun 27, 2013
It's A. Have a nice day!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Yolanda

  • Hero Member
  • *****
  • Posts: 757
Reply #2 on: Jul 6, 2013
Thanks :D


« previous next »
 

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Base pairing between pre-mRNA, U1 snRNA, and U2 snRNA early in the splicing proc Base pairing between pre-mRNA, U1 snRNA, and U2 snRNA early in the splicing proc
Multiple-dose drug administration. Drug A and drug B are administered every 12 hours. Drug B reaches ... Multiple-dose drug administration. Drug A and drug B are administered every 12 hours. Drug B reaches ...
Unusual base pairings in tRNA: (a, b) Some unusual pair matches Unusual base pairings in tRNA: (a, b) Some unusual pair matches
Yeast aspartyl tRNA synthetase complexed with two molecules of tRNAAsp Yeast aspartyl tRNA synthetase complexed with two molecules of tRNAAsp
Alternative pre- mRNA processing of the rat-tropomyosin gene Alternative pre- mRNA processing of the rat-tropomyosin gene
Translation of mRNA Translation of mRNA
Video: Dissociative Disorders (Part 1)

For a complete list of videos, visit our video library