Integrating Concepts in Biology
PowerPoint Slides for Chapter 23:Homeostasis at the Organismal Level
byA. Malcolm Campbell, Laurie J. Heyer, and
Chris Paradise
Section 23.1
Title Page
Opening Figure
Homeostasis of Morphology
Body Temperature Homeostasis
Fig. 23.1
Season Dimorphism in Arctic Fox
Fig. 23.2
Fur Adjusts to Seasonal Weather
Fig. 23.3
cha
nge
(% o
f A
ugus
t)
Fig. 23.4
Season Dimorphism in Camels
Core Body Temperature Variations
Fig. 23.5
Loss of Cat Temperature Regulation
Fig. 23.6
Temperature Responsive Neurons
Fig. 23.7
Horse Anatomy Helps Thermoregulation
Fig. 23.8
Human Thermostat Maintains 37° C
Fig. 23.9
2009 Paper Gender Distribution
Fig. ELSI 23.1
Obesity Epidemic in America
Fig. 23.10
Physiology of Body Fat Homeostasis
Fig. 23.11
Parabiotic Mice & Two Obesity Genes
Fig. 23.12
Table 23.1
Table 23.1
compare wt and ob rats
Table 23.2
Table 23.2
compare wt, ob and db mice
Cloning and Sequencing ob Gene
Fig. 23.13
Molecular Cause of ob and db Alleles
Fig. 23.14
Functional Verification of Leptin
Fig. 23.15
Leptin Receptor Distribution
Fig. 23.16
wt and db Gene Structure
Fig. 23.17
Lipostat Maintains Fat Homeostasis
Fig. 23.18
Human Variation of Leptin Levels
Fig. 23.19
Leptin Affects More than Fat
Fig. 23.20
Table 23.3
Table 23.3
fertility of ob males +/- leptin injections
Table 23.3 Mouse litter sizes from wt females mated with ob males.
Male Sterility in ob Mice
Fig. 23.21
High Fat Diets Affects Lipostat
Fig. ELSI 23.2
Plants Must Survive Environmental Stress
Fig. 23.22
Genes Respond to Environmental Stress
Fig. 23.23
Correlation of Gene Responses and Time
Fig. 23.24
Table 23.4
Table 23.4
Table 23.4 Number of genes that responded to only one environmental stress.
Table 23.5
Table 23.5
Table 23.5 Current estimated number of genes for plants and animals.
Fig. 23.25
Specific Responses to Stresses
Homeostasis of Apple Genome
Fig. 23.26
Evolutionary History of Apple Genome
Fig. 23.27
Tetraploid Plants from Diploid Parents
Fig. 23.28
Non-Random Inhibition of Alleles
Fig. 23.29