Which of the following is caused by nicotine in cigarette smoke?
A) faster heart rate
B) constriction of blood vessels
C) increased stickiness of platelets
D) Nicotine causes all of the above.
D
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The hemoglobin molecule ____
a. transports oxygen from the lungs to the cells of the body b. prevents sickle cell anemia when present in high enough concentrations in the blood c. is involved in amino acid metabolism d. acts as a cell surface receptor e. is controlled by a single gene
Using the following list of taxonomic groups, place them in order from least inclusive to most
inclusive, labeling the taxonomic hierarchy for each group. Canis canis, Carnivora, Animalia, Mammalia, Chordata, Canis, Canidae, Eukarya 1. (Least Inclusive) 2. 3. 4. 5. 6. 7. 8. (Most Inclusive)
What will be an ideal response?With __________, an animal learns to associate an involuntary response to one stimulus with another stimulus.
Fill in the blank(s) with the appropriate word(s).
Why does alcohol ingestion increase urine output?
A) The alcohol increases blood pressure. B) The alcohol is converted to excess water by the liver. C) The alcohol stimulates ADH production. D) The alcohol suppresses ADH production. E) The alcohol redirects blood flow away from the skin and to the kidneys.