Principles of Biology
2nd Edition
ISBN: 9781259875120
Author: Robert Brooker, Eric P. Widmaier Dr., Linda Graham Dr. Ph.D., Peter Stiling Dr. Ph.D.
Publisher: McGraw-Hill Education
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Chapter 10.5, Problem 3TYK
Summary Introduction
Introduction:
Ribosomes are small macromolecules found in both prokaryotes and eukaryotes. The ribosome is composed of two subunits: the smaller ones and the larger ones. The two subunits join during translation to form a polypeptide chain.
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. What are ribosomes made of?
Proteins
DNA
Proteins and rRNA
RNA
All of the above
Ribosomes are the structures that translate mRNA sequences into amino acid sequences (i.e., polypeptides or proteins). Ribosomes are composed of:
A.
rRNA
B.
protein
C.
both A and B
D.
none of the above
Ribosomes are made up how much RNA component?
1/3
2/3
50%
2/4
Chapter 10 Solutions
Principles of Biology
Ch. 10.1 - What is the direction of flow of genetic...Ch. 10.1 - Prob. 1TYKCh. 10.1 - Prob. 2TYKCh. 10.1 - Prob. 3TYKCh. 10.2 - How would removing a terminator from a gene affect...Ch. 10.2 - Prob. 1BCCh. 10.2 - Prob. 1TYKCh. 10.2 - Prob. 2TYKCh. 10.3 - Do the ends of protein-encoding genes have a poly...Ch. 10.3 - The splicing of pre-mRNA in eukaryotes involves...
Ch. 10.3 - Prob. 2TYKCh. 10.4 - Prob. 1CCCh. 10.4 - Prob. 2CCCh. 10.4 - Prob. 1TYKCh. 10.4 - Prob. 2TYKCh. 10.5 - Prob. 1CCCh. 10.5 - Prob. 1BCCh. 10.5 - Based on the gene sequences shown here, pick two...Ch. 10.5 - Prob. 1TYKCh. 10.5 - Prob. 2TYKCh. 10.5 - Prob. 3TYKCh. 10.6 - Prob. 1CCCh. 10.6 - Prob. 1TYKCh. 10.6 - Prob. 2TYKCh. 10 - Which of the following best represents the central...Ch. 10 - Prob. 2TYCh. 10 - Prob. 3TYCh. 10 - Prob. 4TYCh. 10 - Prob. 5TYCh. 10 - Prob. 6TYCh. 10 - The legion of a tRNA that is complementary to a...Ch. 10 - Prob. 8TYCh. 10 - Prob. 9TYCh. 10 - Prob. 10TYCh. 10 - Lets suppose a gene mutation changed the sixth...Ch. 10 - What is the function of an aminoacyl-tRNA...Ch. 10 - A principle of biology is that the genetic...Ch. 10 - Prob. 1CBQCh. 10 - Prob. 2CBQ
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- mRNA comes from the ______________ and goes to the __________________. a. DNA, Ribosome b. DNA, RNA c. Ribosome, DNA d. RNA, DNAarrow_forwardWhich of the following consist of protoplasm?A. Nucleus + cytoplasm B. Liquid substance present in the nucleus - nucleoplasmC. Ribosomes+ nucleusD. Mitochondria+ nucleusarrow_forwardWhat organelle in the cell is responsible for producing ribosomes? a-Nucleus b-Cytoplasm c-Golgi bodies d-Nucleolusarrow_forward
- Which of the following pairs of terms is mismatched? a.) peroxisome and protein synthesis b.) lysosomes and digestive enzymes c.) Golgi apparatus and protein foldingarrow_forwardWhich of the following is never found in prokaryotes?A. RibosomesB. DNA PolymerasesC. Golgi ApparatusD. CytoplasmE. DNAarrow_forwardIndicate which of the following are true about ribosomes. There may be more than one correct answer. Ribosomes help make growing chains of amino acids Ribosomes read mRNA transcripts Ribosomes are only found in the rough endoplasmic reticulum Ribosomes are made up of 2 subunits Ribosomes are produced in the nucleoid regionarrow_forward
- Where structure allows movement of RNA out of the nucleus? Group of answer choices nuclear envelope nuclear pores nucleolus golgi apparatusarrow_forwardWhich of the following is NOT a feature found in all cells?a. Proteins c. Cell wallb. Ribosomes d. Cell membranearrow_forwardAll of the following are correctly matched and can be found in bacteria EXCEPT: Cell (plasma) membrane – encloses cytoplasm; phospholipid bilayer with proteins None of the other four answers (all are correctly matched and can be found in bacteria) Cell wall - contains peptidoglycan Nucleus – membrane-bound organelle containing multiple chromosomes Ribosomes – site of protein synthesisarrow_forward
- Ribosomes play a key role in ________. a. breaking down fatty acids and amino acids b. DNA replication c. protein synthesisarrow_forwardWhich of the following is present in a prokaryotic cell?(A) mitochondrion(B) ribosome(C) nuclear envelope(D) chloroplastarrow_forwardWhich of the following is found both in eukaryotic and prokaryotic cells? a. nucleus b. mitochondrion c. vacuole d. ribosomearrow_forward
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