EBK MICROBIOLOGY:W/DISEASES BY BODY...-
5th Edition
ISBN: 9780134608242
Author: BAUMAN
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 7, Problem 2MC
Which of the following is a true statement concerning prokaryotic chromosomes?
- a. They typically have two or three origins of replication.
- b. They contain single-stranded DNA.
- c. They are located in the cytosol.
- d. They are associated in linear pairs.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
which of the following is correct regarding prokaryotic cells?
a. they all contain ribosomes
b. their DNA is wrapped around histones
c. they typically have linear chromosomes
d. their DNA is enclised within a membrane
Which of the following statements is a lie?
Select one:
a. In humans, the genetic code is stored in 46 double-stranded DNA molecules.
b. DNA packaging of prokaryotes into compact sizes is distinct to eukaryotic DNA packaging.
c. Plasmids cause bacterial mutation and diversification thus they are essential components for cellular reproduction.
We have looked at the structure of DNA in cells. There are some differences. Based on what we have learned, which of the following is TRUE?
a.
Mitochondrial chromosomal DNA is similar in structure to bacterial chromosomes.
b.
Prokaryotic chromosomes contain kinetochores whereas eukaryotic chromosomes have centromeres.
c.
All the chromosomes found in eukaryotes are linear while prokaryotic chromosomes are circular.
d.
Bacterial chromosomes have multiple origins of replication, thus allowing for short generation times, whereas eukaryotic chromosomes are replicated from a single origin.
e.
All the answers presented are TRUE.
f.
Telomeres are found on all chromosomes, both prokaryotic and eukaryotic, however only eukaryotic telomers shorten over time.
Chapter 7 Solutions
EBK MICROBIOLOGY:W/DISEASES BY BODY...-
Ch. 7 - DNA replication requires a large amount of energy,...Ch. 7 - Vibrio vulnificus Infection Greg enjoyed Floridas...Ch. 7 - Prob. 2TMWCh. 7 - Prob. 3TMWCh. 7 - Why is the genetic ancestry of microbes much more...Ch. 7 - Prob. 1CCSCh. 7 - Which of the following is most likely the number...Ch. 7 - Which of the following is a true statement...Ch. 7 - A plasmid is ___________. a. a molecule of RNA...Ch. 7 - Prob. 4MC
Ch. 7 - Prob. 5MCCh. 7 - Which of the following molecules functions as a...Ch. 7 - Prob. 7MCCh. 7 - Prob. 8MCCh. 7 - The Ames test ___________. a. uses auxotrophs and...Ch. 7 - Which of the following methods of DNA repair...Ch. 7 - Prob. 11MCCh. 7 - Prob. 12MCCh. 7 - Which of the following statements is true? a....Ch. 7 - Prob. 14MCCh. 7 - Although two cells are totally unrelated, one cell...Ch. 7 - Prob. 16MCCh. 7 - Prob. 17MCCh. 7 - Prob. 18MCCh. 7 - Prob. 19MCCh. 7 - Prob. 20MCCh. 7 - Prob. 21MCCh. 7 - Prob. 22MCCh. 7 - Prob. 23MCCh. 7 - Before mutations can affect a population...Ch. 7 - Prob. 25MCCh. 7 - Fill in the Blanks 1. The three steps in RNA...Ch. 7 - Fill in the Blanks 2. A triplet of mRNA...Ch. 7 - Fill in the Blanks 3. Three effects of point...Ch. 7 - Fill in the Blanks 4. Insertions and deletions in...Ch. 7 - Fill in the Blanks 5. An operon consists of...Ch. 7 - Prob. 6FIBCh. 7 - Prob. 7FIBCh. 7 - Fill in the Blanks 8. A gene for antibiotic...Ch. 7 - Fill in the Blanks 9. ______ are nucleotide...Ch. 7 - Fill in the Blanks 10. ____________ is a...Ch. 7 - Fill in the Blanks 11.________ RNA carries amino...Ch. 7 - Fill in the Blanks 12. ______ RNA and ______ RNA...Ch. 7 - How does the genotype of a bacterium determine its...Ch. 7 - List several ways in which eukaryotic messenger...Ch. 7 - Compare and contrast intrans and exons.Ch. 7 - Polypeptide synthesis requires large amounts of...Ch. 7 - Describe the operon model of gene regulation.Ch. 7 - Prob. 6SACh. 7 - Prob. 7SACh. 7 - Describe the formation and function of mRNA, rRNA,...Ch. 7 - Prob. 9SACh. 7 - Explain the central dogma of genetics.Ch. 7 - Compare and contrast the processes of...Ch. 7 - Fill in the following table:Ch. 7 - On the figure below, label DNA polymerase I, DNA...Ch. 7 - Prob. 2VICh. 7 - The drugs ddC and AZT are used to treat AIDS....Ch. 7 - If molecules of mRNA have the following nucleotide...Ch. 7 - A scientist uses a molecule of DNA composed of...Ch. 7 - Explain why an insertion of three nucleotides is...Ch. 7 - How could scientists use siRNA to turn off a...Ch. 7 - Prob. 5CTCh. 7 - Prob. 6CTCh. 7 - Prob. 7CTCh. 7 - Prob. 8CTCh. 7 - Corynebacterium diphtheriae, the causative agent...Ch. 7 - Prob. 10CTCh. 7 - The endosymbiotic theory states that mitochondria...Ch. 7 - Hydrogen bonds between complementary nucleotides...Ch. 7 - On average, RNA polymerase makes one error for...Ch. 7 - We have seen that wobble makes the genetic code...Ch. 7 - If a scientist synthesizes a DNA molecule with the...Ch. 7 - What DNA nucleotide triplet codes for codon UGU?...Ch. 7 - Suppose you want to insert into your dog a gene...Ch. 7 - Using the following terms, fill in the following...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- In which of the following ways are bacterial cells similar to human cells? a. Bacterial cells have cell walls. b. Bacterial cells have a single, circular chromosome. c. Bacterial cells use ATP to fuel cellular activities. d. Bacterial cells lack mitochondria.arrow_forwardTargeting topoisomerase or DNA gyrase with an inhibitory antibiotic would inhibit which of the following processes in the bacterial cell? A.Peptidoglycan synthesis B.Plasma membrane synthesis C.Translation D.DNA replicationarrow_forwardA small nonessential circular DNA molecule in prokaryotes is called a: a. plasmid b. telomere c. bacteriophage d. prophagearrow_forward
- A. Instead of having a linear chromosome, bacteria have a circular chromosome. B. Organisms living in fresh water environment need to use to remove water out of the cell so they don't burst. C. is covered in a silica test which is the main component of making glass. D. Name the structure labeled as "d".arrow_forwardWhat observations are consistent with the conclusion that DNA serves as the genetic material in eukaryotes? Select the four correct statements. a. DNA content and ploidy in various cell types( sperm and somatic cells) are related b. DNA is found to be the only macromolecule in eukaryotes that has different subunits. c. Gene transfer is a direct evidence as it has been facilitated by recombinant DNA techniques. d. The correlation of the action and absorption spectra of ultraviolet light support the interpretation that DNA is a genetic material. e. DNA is shown to be present in ribosomes, matrix, and nucleus, where genetic function is performed. f. DNA is shown to be present in mitochondria, chloroplasts, and nucleus, where genetic function is performed.arrow_forward3) Which statement explains a way in which a researcher could cause a cytoplasmic protein to localize to the nucleus? a. Fuse an NLS to the cytoplasmic protein. b. Fuse an NES to the cytoplasmic protein. c. Fuse an NPC to the cytoplasmic protein. d. Create a nucleoporin specific to the cytoplasmic protein. 4) During the import of proteins into the nucleus, an importin subunit binds directly to: a. FG nucleoporins b. Ran-GDP c. basic nuclear localization signals in cargo proteins d. none of the abovearrow_forward
- Which of the following statements accurately describes the process of DNA replication? A. The two strands of DNA separate, and a single new strand is synthesized using the existing strand as a template. B. The two strands of DNA separate and serves as a template, and the daughter molecule will have a mix of an old and new strand. C. The two strands of DNA separate and serves as a template, and the daughter molecule will have one old strand and one new strand. D. The two strands of DNA separate, and each strand serves as a template for the synthesis of multiple new complementary strands.arrow_forwardYou are tutoring a fellow student about the genomes of prokaryotes. You ask them to give you one important characteristic about the genomes of bacteria. Which of the following statement given by your student is correct? -Bacterial cells can contain DNA called plasmids. -The bacterial chromosome is not contained within a nucleus but, rather, is found at the nucleolus -Bacterial genomes are diploid throughout most of the cell cycle. -Bacterial genomes are composed of linear DNA. -Bacterial cells have multiple chromosomes, "packed" with a relatively large amount of protein.arrow_forwardIt was once thought that only the nucleus of each cell contained DNA. We now know that DNA is also found in thea. cytoskeleton and the ribosomes.b. prokaryotes and the eukaryotes.c. endoplasmic reticulum and the Golgi bodies.d. mitochondria and the chloroplasts.arrow_forward
- Can you please answer question 38arrow_forwardWhich of the following statements about cell division in prokaryotes and eukaryotes is correct? a. In prokaryotes, all cells divide if conditions are favourable; in eukaryotes, only a few cells divide, and they do so according to a developmental program b. After cell division, the daughter cells are genetically identical in prokaryotes but genetically different in eukaryotes c. In prokaryotes, only a few cells divide to ensure survival of the colony without depleting too many resources from the environment d. The process of segregation is more complicated in prokaryotes than in eukaryotes e. Reproductive signals for initiation of cell division are intracellular for prokaryotes and extracellular for eukaryotesarrow_forwardWhich of the following is the main reason why DNA must exist in chromosome form? a.)To favor the formation of sister chromatids b.)To allow the protein histones to carry out its task c.)To avoid the genetic material to be tangled away during cell division d.)To promote the formation of spindle fibersarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Prokaryotic vs. Eukaryotic Cells (Updated); Author: Amoeba Sisters;https://www.youtube.com/watch?v=Pxujitlv8wc;License: Standard youtube license