Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 20, Problem 2SQ
The capsid of a virion consists of ___ .
- a. DNA
- b. RNA
- c. protein
- d. lipids
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
After mitosis a ___ forms in animal cells, but a ___ forms in plant cells.
A. vesicle; vacuole
B. vacuole; cell plate
C. cell plate; cleavage furrow
D. cleavage furrow; cell plate
Some viruses poke holes in the nuclear envelope to enter the nucleus and attach to a chromosome. They would pass through in order:
a.
the nuclear lamina and then two membranes
b.
the nuclear lamina and then a membrane
c.
a membrane, the nuclear lamina, and then another membrane
d.
a membrane and then the nuclear lamina
e.
two membranes and then the nuclear lamina
b. Preceded by DNA replication
c. Results in gamete production.
d. Spindle apparatus guides chromoson e movement
e. Process of nuclear division.
12. The identification of bacteria by serologic tests is based on the presence of specific
antigens. Which of the following bacterial components is least likely to conta in useful
antigens?
a. Ribosomes
b. Cell wall
c. Capsule
d. Flagella
13. Each of the following statements concerning the Gram stain is correct except.
a. Escherichia coli stains pink because t has a thin peptidoglycan.layer
b. Streptococcus pyogens stains blue because it has a thick peptidoglycar layer
c Mycoplasma pneumoniae is not visible in the Gram's stain because it does not have a
d. Mycobacterium tuberculosis stains blue because it has a thick lipid layer
14. An outbreak of sepsis caused by Staph loeoccus aureus has occurred in the newborn
nursery. You are called upon to investigate. According to your knowledge of the normal
flora, what is the most likely source of ne…
Chapter 20 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 20 - Bacteriophage-Inspired Antibiotics Although...Ch. 20 - Bacteriophage-Inspired Antibiotics Although...Ch. 20 - Bacteriophage-Inspired Antibiotics Although...Ch. 20 - The genome of ___ can be either RNA or DNA. a. a...Ch. 20 - The capsid of a virion consists of ___ . a. DNA b....Ch. 20 - Bacteriophages kill their host quickly by ______ ....Ch. 20 - The genetic material of HIV (a retrovirus) is...Ch. 20 - Prob. 5SQCh. 20 - Prob. 6SQCh. 20 - Prob. 7SQ
Ch. 20 - Bacteria that serve as decomposers are ___ . a....Ch. 20 - Prob. 9SQCh. 20 - Formation of a(n) ___ allows some soil bacteria to...Ch. 20 - _____ in the stomach of a cow release methane. a....Ch. 20 - A plasmid is a circle of ___ . a. RNA b. DNA c....Ch. 20 - Prob. 13SQCh. 20 - Prob. 14SQCh. 20 - Prob. 15SQCh. 20 - Prob. 1CTCh. 20 - Adenoviruses that cause colds do not have a lipid...Ch. 20 - The antibiotic penicillin acts by interfering with...Ch. 20 - Raw red alga of the genus Porphyra is part of a...
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
- 12. Below is a diagram of a cell. Which of the following is true? a. The cell is a plant cell, structure 1 is a cell wall and structure 2 is a vacuole b. The cell is an animal cell, structure 1 is a cilia and structure 2 is a vacuole c. The cell is an animal cell, structure 1 is a cilia and structure 2 is a nucleus d. The cell is a plant cell, structure 1 is a cell wall and structure 2 is a nucleusarrow_forwardPoliovirus contains a protein that possesses an NLS. A drug is developed that binds and hides this sequence on the viral protein. What happens to this viral protein, in the presence of the drug? Select all that are true. a. The viral protein is now found in the cytoplasm O b. The viral protein is found in the endomembrane system Oc. The viral protein is secreted O d. The viral protein is found in the ER O e. The viral protein can now enter the nucleusarrow_forwardon is a change in the DNA sequence. 0. The mRNA carries the information from the DNA to the ribosomes. 9. Mutation in eggs/sperms may not affect future generations by transmitting these changes in the offspring. 10. Mutation in non-sex (somatic) cells are hereditary. What’s In Activity 1. Analyze the diagram below and give your honest interpretation. DNA RNA PROTEIN nucleus cytoplasm Interpretation: 2.arrow_forward
- 30. The ______________ are studded with ribosomes and thus, are involved in protein synthesis, a. inner nuclear envelope b. outer nuclear envelope c. rough endoplasmic reticulum d. a and b e. b and carrow_forwardHuman milk contains______ . a. sugars c. antibodies b. lysozyme d. all of the abovearrow_forwardThe surface-to-volume ratio____ . a. does not apply to prokaryotic cells b. constrains cell size c. is part of the cell theoryarrow_forward
- Match the terms with their correct descriptions. a. Many cells adhering to each other after division forming a small or possibly large mass of cells. May have other regular geometries like sets fo 4 cells. b. Spherical cells c. Many cells adhering to each other after division, end to end forming a long string of cells d. Cell membrane surrounded by a thick peptidoglycan cell wall e. Elongated or cylindrical cells with spherical ends f. Corkscrew or twisted elongated cells g. Cell membrane surrounded by a thin peptidoglycan cell wall which is then surrounded by an outer cell membrane 1. Cocci 2. Bacilli 3. Spirilli 4. Gram + 5. Gram - 6. Filamentous 7. Clumpedarrow_forward10. What would be the result if a cell failed to express a functional signal peptidase enzyme? a. It would be unable to import proteins into the nucleus b. It would be unable to export proteins out of the nucleus c. It would be unable to synthesize any proteins d. It would be unable to secrete proteins e. Both a and b are correct answersarrow_forwardEstrogen is a female hormone that helps develop and maintain the reproductive system. Estrogen is produced in the: O a. Cytoplasm O b. Smooth ER O c. Golgi apparatus O d. Nucleus Rough ER e. Type here to search Chp f5 f6 f7 f8 144arrow_forward
- 4. Illustrated below is the parts of SARS-CoV-2 virus. Search for the FUNCTIONS of the ff organelles: (a) Nucleocapsid protein (N) (b) Spike glycoprotein (S) Nucleocapsid protein (N) and RNA Hemagglutinin esterase (He) Membrane protein (M) Spike glycoprotein (S) Lipid bilayer Envelope protein (E) membranearrow_forwardBt toxin is considered to be ________. a. a gene for modifying insect DNA b. an organic insecticide produced by bacteria c. useful for humans to fight against insects d. a recombinant proteinarrow_forwardThe protein cohesin is most likely made soon after____ Select one: a. G phase b. cytokinesis c. prophase d. anaphase e. S phase Clear my choicearrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Biology (MindTap Course List)BiologyISBN:9781337392938Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. BergPublisher:Cengage Learning
Concepts of BiologyBiologyISBN:9781938168116Author:Samantha Fowler, Rebecca Roush, James WisePublisher:OpenStax College
Biology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStax
Biology: The Dynamic Science (MindTap Course List)BiologyISBN:9781305389892Author:Peter J. Russell, Paul E. Hertz, Beverly McMillanPublisher:Cengage Learning
Biology (MindTap Course List)
Biology
ISBN:9781337392938
Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher:Cengage Learning
Concepts of Biology
Biology
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:OpenStax College
Biology 2e
Biology
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:OpenStax
Biology: The Dynamic Science (MindTap Course List)
Biology
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Cengage Learning
What Is A Virus ? ; Author: Peekaboo Kidz;https://www.youtube.com/watch?v=YS7vsBgWszI;License: Standard YouTube License, CC-BY