Nester's Microbiology: A Human Perspective
8th Edition
ISBN: 9780073522593
Author: Denise G. Anderson Lecturer, Sarah Salm, Deborah Allen
Publisher: McGraw-Hill Education
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Chapter 18, Problem 7MC
Summary Introduction
Introduction:
Antibodies, also known by the name of immunoglobulins, are the proteins that are products of an immune system that are produced in response to any foreign invasion of the body. Antibodies help the immune system of the body to stop and get rid of the pathogens such as bacteria, viruses, and other microorganisms. Antibodies are usually specific for a particular antigen (foreign body eliciting animmune response). The serum is the fluid portion of blood devoid of any clotting factors. Serum having a wide variety of antibodies is known as antiserum.
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The Snapdragon is a popular garden flower that comes in a variety of colours, including red, yellow, and orange. The genotypes and associated phenotypes for some of these flowers are as follows:
aabb: yellow
AABB, AABb, AaBb, and AaBB: red
AAbb and Aabb: orange
aaBB: yellow
aaBb: ?
Based on this information, what would the phenotype of a Snapdragon with the genotype aaBb be and why?
Question 21 options:
orange because A is epistatic to B
yellow because A is epistatic to B
red because B is epistatic to A
orange because B is epistatic to A
red because A is epistatic to B
yellow because B is epistatic to A
A sample of blood was taken from the above individual and prepared for haemoglobin analysis. However, when water was added the cells did not lyse and looked normal in size and shape. The technician suspected that they had may have made an error in the protocol – what is the most likely explanation?
The cell membranes are more resistant than normal.
An isotonic solution had been added instead of water.
A solution of 0.1 M NaCl had been added instead of water.
Not enough water had been added to the red blood cell pellet.
The man had sickle-cell anaemia.
A sample of blood was taken from the above individual and prepared for haemoglobin analysis. However, when water was added the cells did not lyse and looked normal in size and shape. The technician suspected that they had may have made an error in the protocol – what is the most likely explanation?
The cell membranes are more resistant than normal.
An isotonic solution had been added instead of water.
A solution of 0.1 M NaCl had been added instead of water.
Not enough water had been added to the red blood cell pellet.
The man had sickle-cell anaemia.
Chapter 18 Solutions
Nester's Microbiology: A Human Perspective
Ch. 18 - How is immune globulin different from hyperimmune...Ch. 18 - Describe two advantages of an attenuated vaccine...Ch. 18 - Describe two advantages of an inactivated vaccine...Ch. 18 - What is herd immunity?Ch. 18 - Prob. 5SACh. 18 - Prob. 6SACh. 18 - Prob. 7SACh. 18 - Prob. 8SACh. 18 - Prob. 9SACh. 18 - Prob. 10SA
Ch. 18 -
1. Which is an example of immunization that...Ch. 18 - Prob. 2MCCh. 18 - Prob. 3MCCh. 18 - Prob. 4MCCh. 18 - Prob. 5MCCh. 18 - Prob. 6MCCh. 18 - Prob. 7MCCh. 18 - Which of the following about immunological testing...Ch. 18 - All of the following are matching pairs except a)...Ch. 18 - Prob. 10MCCh. 18 - Prob. 1ACh. 18 - Prob. 2ACh. 18 - Prob. 1CTCh. 18 - Prob. 2CT
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