Ribosome and tRNA

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What is the function of the E-Site in the ribosome?

Accepts initiator-tRNA & peptidyl-tRNA
Accepts aa-tRNA & peptide bond formation
Allows entry of the free tRNA
Allows exit of the free tRNA (correct)

What type of tRNA transports the first amino acid in all polypeptides?

Elongator tRNA
Decoding tRNA
Initiator tRNA (correct)
Specialized tRNA

What is the function of the P-Site in the ribosome?

Allows exit of the free tRNA
Allows entry of the free tRNA
Accepts initiator-tRNA & peptidyl-tRNA (correct)
Accepts aa-tRNA & peptide bond formation

What is the function of the A-Site in the ribosome?

Accepts aa-tRNA & peptide bond formation (A) Signup and view all the answers

What is the structure of tRNA?

Small molecule (73-93 nucleotides) with few unusual bases & extensive H-bonding (D) Signup and view all the answers

What is the function of tRNA in translation?

Transporting aa to the site of translation (D) Signup and view all the answers

What is the role of the anticodon in tRNA?

Reading the genetic code (A) Signup and view all the answers

What type of tRNA transports internal methionine amino acids in polypeptides?

Elongator met-tRNA (C) Signup and view all the answers

How many types of tRNA are there?

<blockquote> 22 (A) </blockquote> Signup and view all the answers

What is the function of the acceptor arm in tRNA?

Carrying aa at the 3' end (A) Signup and view all the answers

What is the function of the E-Site in the ribosome?

Allows exit of the free tRNA (D) Signup and view all the answers

What type of tRNA transports the first amino acid in all polypeptides?

Initiator tRNA (C) Signup and view all the answers

What is the function of the P-Site in the ribosome?

Accepts initiator-tRNA & peptidyl-tRNA (A) Signup and view all the answers

What is the function of the A-Site in the ribosome?

Accepts aa-tRNA & peptide bond formation (B) Signup and view all the answers

What is the structure of tRNA?

Large molecule (100-120 nucleotides) with maximum unusual bases & extensive H-bonding (C) Signup and view all the answers

What is the function of tRNA in translation?

Transporting aa to the site of translation (D) Signup and view all the answers

What is the role of the anticodon in tRNA?

Reading the genetic code (A) Signup and view all the answers

What type of tRNA transports internal methionine amino acids in polypeptides?

Elongator met-tRNA (D) Signup and view all the answers

How many types of tRNA are there?

<blockquote> 22 (A) </blockquote> Signup and view all the answers

What is the function of the acceptor arm in tRNA?

Carrying aa at the 3' end (D) Signup and view all the answers

What is the function of the E-Site in the ribosome?

Allows exit of the free tRNA (C) Signup and view all the answers

What is the function of the P-Site in the ribosome?

Accepts initiator-tRNA & peptidyl-tRNA (A) Signup and view all the answers

What is the function of the A-Site in the ribosome?

Accepts aa-tRNA & peptide bond formation (B) Signup and view all the answers

What is the structure of tRNA?

Small molecule with maximum unusual bases & extensive H-bonding (D) Signup and view all the answers

What is the function of tRNA?

To transport aa to the site of translation (A) Signup and view all the answers

What is the role of the 3' end or acceptor arm of tRNA?

To transport aa to the site of translation (D) Signup and view all the answers

What is the role of the anticodon or decoding arm of tRNA?

To read a genetic code (A) Signup and view all the answers

What is the role of the Initiator tRNA?

To transport the first amino acid in all polypeptides (B) Signup and view all the answers

What is the difference between Initiator tRNA and elongator met-tRNA?

Elongator met-tRNA transports the first amino acid in all polypeptides (A) Signup and view all the answers

How many types of tRNA are there?

<blockquote> 22 (D) </blockquote> Signup and view all the answers

Ribosome and tRNA

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Questions and Answers

What is the function of the E-Site in the ribosome?

What type of tRNA transports the first amino acid in all polypeptides?

What is the function of the P-Site in the ribosome?

What is the function of the A-Site in the ribosome?

What is the structure of tRNA?

What is the function of tRNA in translation?

What is the role of the anticodon in tRNA?

What type of tRNA transports internal methionine amino acids in polypeptides?

How many types of tRNA are there?

What is the function of the acceptor arm in tRNA?

What is the function of the E-Site in the ribosome?

What type of tRNA transports the first amino acid in all polypeptides?

What is the function of the P-Site in the ribosome?

What is the function of the A-Site in the ribosome?

What is the structure of tRNA?

What is the function of tRNA in translation?

What is the role of the anticodon in tRNA?

What type of tRNA transports internal methionine amino acids in polypeptides?

How many types of tRNA are there?

What is the function of the acceptor arm in tRNA?

What is the function of the E-Site in the ribosome?

What is the function of the P-Site in the ribosome?

What is the function of the A-Site in the ribosome?

What is the structure of tRNA?

What is the function of tRNA?

What is the role of the 3' end or acceptor arm of tRNA?

What is the role of the anticodon or decoding arm of tRNA?

What is the role of the Initiator tRNA?

What is the difference between Initiator tRNA and elongator met-tRNA?

How many types of tRNA are there?

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Тема 4 ( 2 часть )