BIOLOGY (LL)
5th Edition
ISBN: 9781264115495
Author: BROOKER
Publisher: MCG
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Chapter 54.3, Problem 1CS
Summary Introduction
To determine: The reason due to which most plants cannot grow in salty habitats.
Introduction: Soil provides water and other essential nutrients required for plant growth. Plant growth is also affected by salt present in the soil. Halophytes are species of plants that can tolerate high salt concentrations. The ability of soil to support the growth of the plant is known as soil fertility. Soil fertility varies greatly from region to region.
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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 54 Solutions
BIOLOGY (LL)
Ch. 54.1 - Prob. 1CSCh. 54.1 - Prob. 1EQCh. 54.1 - Prob. 2EQCh. 54.1 - What was the function of the activated carbon used...Ch. 54.2 - Prob. 1CSCh. 54.3 - Prob. 1CCCh. 54.3 - Prob. 2CCCh. 54.3 - Prob. 1CSCh. 54.3 - Prob. 3CCCh. 54.4 - Prob. 1CC
Ch. 54.5 - Prob. 1CCCh. 54.5 - Prob. 2CCCh. 54 - Which of the following is probably the most...Ch. 54 - Prob. 2TYCh. 54 - Physics is to engineering as ecology is to a....Ch. 54 - Prob. 4TYCh. 54 - Prob. 5TYCh. 54 - Prob. 6TYCh. 54 - Prob. 7TYCh. 54 - Prob. 8TYCh. 54 - Prob. 9TYCh. 54 - The unique group of marsupial species found in...Ch. 54 - Prob. 1CQCh. 54 - Prob. 2CQCh. 54 - Prob. 3CQCh. 54 - Prob. 1COQCh. 54 - Based on your knowledge of biomes, identify the...
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