Hormonal messages can be generally described as:
A) digital
B) all-or-none
C) analog
D) high-threshold responses
Answer: C) analog
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The first haploid cell in the life cycle of a plant that begins the gametophyte generation is a
a. zygote. b. gamete. c. male gametophyte. d. female gametophyte. e. spore.
Rheumatoid arthritis is the most threatening form of arthritis and often results in a replacement prosthesis of the damaged joint. Explain how this form of arthritis differs from other forms
What will be an ideal response?
Which statement best describes the Bohr effect?
A) The Bohr effect speeds up metabolism and therefore increases the temperature in the body releasing oxygen to the tissues. B) The Bohr effect refers to a decrease in pH which decreases the affinity of hemoglobin for oxygen. C) The Bohr effect refers to the cascading events that must take place in order to chemically remove oxygen from hemoglobin. D) The Bohr effect refers to the release of a chemical 2,3 BPG from erythrocytes that degrades hemoglobin and releases oxygen. E) The Bohr effect refers to a decrease in carbon dioxide concentration which decreases the affinity of hemoglobin for oxygen.
An inflammatory condition of the respiratory system that results in intermittent wheezing and excess mucus production is called:
A) sinusitis. B) asthma. C) bronchitis. D) emphysema.