English
Karnataka Board PUCPUC Science 2nd PUC Class 12

Which of the following is true with respect to AUG? - Biology

Advertisements
Advertisements

Question

Which of the following is true with respect to AUG?

Options

  • It codes for methionine only

  • It is an initiation codon

  • It codes for methionine in both prokaryotes and eukaryotes

  • All of the above

MCQ
Advertisements

Solution

All of the above

shaalaa.com
  Is there an error in this question or solution?
Chapter 6: Molecular Basis of Inheritance - MULTIPLE CHOICE QUESTIONS [Page 37]

APPEARS IN

NCERT Exemplar Biology [English] Class 12
Chapter 6 Molecular Basis of Inheritance
MULTIPLE CHOICE QUESTIONS | Q 8. | Page 37

RELATED QUESTIONS

Which one of the following is a stop codon?

(a) UAG

(b) UAC

(c) AUG

(d) UCA


List two essential roles of ribosomes during translation.


Ribosomes are composed of two subunits; the smaller subunit of a ribosome has a binding site for _________ and the larger subunit has two binding sites for two __________.


An operon is a: ______


The three codons which result in the termination of polypeptide chain synthesis are ______.


During translation, activated amino acids get linked to tRNA. This process is commonly called as ______.


Which of the following life processes is evolved around RNA?


In an mRNA molecule, untranslated regions (UTRs) are present at ______.


UTRs are the untranslated regions present on ______.


Which of the following statements is correct regarding ribosomes?


Regulation of gene expression occurs at the level of ______.


Which cellular process is shown below?

 


Which of the following are correct statements for a tRNA molecule?

  1. It is an adapter molecule.
  2. Previously called sRNA (soluble RNA)
  3. tRNA has a codon loop that has bases complementary to the code,
  4. it also has an amino acid accepter end to which it binds to amino acids. 
  5. It is non-specific for each amino acid.

Aminoacylation of tRNA also known as ______.


The process of translation is ______.


(a) Identify the polarity of x to x’ in the diagram below and mention how many more amino acids are expected to be added to this polypeptide chain.

(b) Mention the codon and anticodon for alanine.

(c) Why are some untranslated sequences of bases seen in mRNA coding for a polypeptide? Where exactly are they present on mRNA?


Explain the process of aminoacylation of tRNA and its role in the process of translation.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×