A demographic tool used to predict a population's future growth is a(n)
A) Type III survivorship curve.
B) demographic transition.
C) age structure diagram.
D) Type I survivorship curve.
Answer: C
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A stroke volume of 70 mL/cycle in a heart with a pulse of 72 cycles per minute results in a cardiac output of about _____
A) 5 liters per minute B) 50 milliliters per minute C) 0.5 liters per minute D) 50 liters per minute E) 500 liters per minute
An exaggerated attack on a harmless antigen by an overly sensitive immune system is termed a(n)
A. autoimmune disease. B. primary immune response. C. secondary immune response. D. allergy. E. innate defense stimulator.
Bile salts surround the end-products of fat digestion to form ____
a. micelles b. triglycerides c. cholesterol d. bilirubin e. lipoproteins
In which type of response are Toll-Like Receptors (TLR's) important to pathogens?
A) innate response B) complement response C) protective immunity D) adaptive immunity E) barrier to infection