Question

Eukaryotic and prokaryotic ribosomes are similar in that: a. both contain a small subunit, but only eukaryotes contain a large subunit. b. both contain the same number of proteins. c. both use mRNA to assemble amino acids into proteins. d. both contain the same number of types of rRNA. e. both produce proteins that can pass through pores into the nucleus.

Name: Problem 3, Chapter 5: Biology: The Dynamic Science
Uploaded: 2021-07-18T23:59:24-08:00
Duration: 1 min 24 s
Channel: Joanna Quigley
Description: Eukaryotic and prokaryotic ribosomes are similar in that: a. both contain a small subunit, but only eukaryotes contain a large subunit. b. both contain the same number of proteins. c. both use mRNA to assemble amino acids into proteins. d. both contain the same number of types of rRNA. e. both produce proteins that can pass through pores into the nucleus.

   Eukaryotic and prokaryotic ribosomes are similar in that:
a. both contain a small subunit, but only eukaryotes contain a large subunit.
b. both contain the same number of proteins.
c. both use mRNA to assemble amino acids into proteins.
d. both contain the same number of types of rRNA.
e. both produce proteins that can pass through pores into the
nucleus.

Biology: The Dynamic Science

Peter J. Russell,… 3rd Edition

Chapter 5, Problem 3

Instant Answer

Solved by Expert Joanna Quigley

07/18/2021

Step 1

Ribosomes are the sites of protein synthesis in all cells, and they all have a large subunit and a small subunit. However, the size and number of proteins in these subunits can vary between eukaryotic and prokaryotic cells. Show more…

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Eukaryotic and prokaryotic ribosomes are similar in that: a. both contain a small subunit, but only eukaryotes contain a large subunit. b. both contain the same number of proteins. c. both use mRNA to assemble amino acids into proteins. d. both contain the same number of types of rRNA. e. both produce proteins that can pass through pores into the nucleus.

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Key Concepts

Ribosomes

Ribosomes are essential cellular organelles responsible for protein synthesis. They consist of two subunits—a small subunit and a large subunit—that come together to translate messenger RNA (mRNA) into proteins. Although their sizes and compositions may differ between eukaryotes and prokaryotes, their fundamental role and overall structure are conserved across different life forms.

mRNA-Mediated Protein Synthesis

Both eukaryotic and prokaryotic cells use messenger RNA (mRNA) to determine the specific sequence of amino acids in a protein. The process, known as translation, involves reading the code on the mRNA to assemble amino acids into a polypeptide chain, thereby linking the genetic information with functional protein production. This universal mechanism underscores a common and critical aspect of cellular function in all organisms.

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