The validation of the given statement that the active site of a ribosome is located in its smaller subunit has to be stated. Concept introduction: RNA combines with specific proteins and generates ribosomes. Ribosomes are the physical site for protein synthesis. Ribosomes have no informational function.
The validation of the given statement that the active site of a ribosome is located in its smaller subunit has to be stated. Concept introduction: RNA combines with specific proteins and generates ribosomes. Ribosomes are the physical site for protein synthesis. Ribosomes have no informational function.
Solution Summary: The author explains that RNA combines with specific proteins and generates ribosomes.
Interpretation: The validation of the given statement that the active site of a ribosome is located in its smaller subunit has to be stated.
Concept introduction: RNA combines with specific proteins and generates ribosomes. Ribosomes are the physical site for protein synthesis. Ribosomes have no informational function.
(b)
Interpretation Introduction
Interpretation: The validation of the given statement that a ribosome is a tRNA–protein complex has to be stated.
Concept introduction: RNA combines with specific proteins and generates ribosomes. Ribosomes are the physical site for protein synthesis. Ribosomes have no informational function.
(c)
Interpretation Introduction
Interpretation: The validation of the given statement that ribosome subunits are approximately 75% protein and 25% RNA has to be stated.
Concept introduction: RNA combines with specific proteins and generates ribosomes. Ribosomes are the physical site for protein synthesis. Ribosomes have no informational function.
(d)
Interpretation Introduction
Interpretation: The validation of the given statement that the human cells contain from 10 to 20 ribosomes has to be stated.
Concept introduction: RNA combines with specific proteins and generates ribosomes. Ribosomes are the physical site for protein synthesis. Ribosomes have no informational function.
Which statement is true of the translocation phase of elongation during protein synthesis?
a.
The empty tRNA moves to the A site of the ribosomal complex.
b.
The empty tRNA moves to the T site of the ribosomal complex.
c.
The dipeptide moves from the A site to the P site of the ribosomal complex.
d.
The dipeptide moves from the P site to the A site of the ribosomal complex.
Which is true of ribosomes found in eukaryotic cells? They:
A) contain DNA
B) synthesize carbohydrates
C) are attached to the Rough Endoplasmic reticulum (RER) and carry out the synthesis of proteins
D) are found inside the endoplasmic reticulum
E) are originally found associated with the endoplasmic reticulum in prokaryotic cells.
What process is the P site in a ribosome most closely associated with?
a.
Binds the tRNA molecule carrying the next needed amino acid to the mRNA strand
b.
Transcription of DNA to RNA
c.
Release of a tRNA molecule from a ribosome
d.
Anchoring of the tRNA holding the growing polypeptide
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