Outbreaks of ____ in humans typically arise when a person comes in contact with an infected animal
a. HIV
b. swine flu
c. bird flu
d. Ebola
e. herpes
ANSWER: d
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___________ immunity develops over time and results from exposure to an antigen.
a. Acquired b. Natural c. Innate d. Primary
Which of the following best describes the genetic basis of behavior?
A. Most behaviors are influenced by many genes. B. A few behaviors are strongly influenced by a single gene. C. A few rare behaviors have no genetic basis at all. D. Most behaviors are influenced by many genes, and a few behaviors are strongly influenced by a single gene. E. Most behaviors are influenced by many genes, a few behaviors are strongly influenced by a single gene, and a few rare behaviors have no genetic basis at all.
Simple sugars are linked together to form polysaccharides by
1.hydrolysis reactions. 2.condensation reactions. 3.ionic bonds. 4.hydroxyl groups.
Diabetes insipidus results from an insufficient production of:
a. ADH. b. aldosterone. c. angiotensin II. d. ANP. e. renin.