Christmas cactus is a short-day plant that usually blooms in the winter. Which strategy might induce it to bloom for the 4th of July?
A) putting it in a cool, well-lighted place from time to time during June
B) leaving it in a dark closet all night and part of each morning during June
C) putting it in a dark closet for a short time every afternoon during June
D) exposing it to light several times during each night in June
Answer: B
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You are preparing to administer the first of two units of packed RBCs. Evaluate each of the following statements about the safe administration of blood.
Answer T or F. Discuss why the false statements are incorrect. 1. Prime the correct tubing and filter with normal saline. 2. Verify K.L.'s identification with the secretary in the endoscopy suite. 3. Obtain baseline vital signs before starting the transfusion. 4. Begin the transfusion at a rate of 125ml per hour 5. Take K.L.'s vital signs 30 minutes after starting the transfusion. 6. Complete the transfusion within 6 hours of receiving the unit.
What do the two sets of neurons damaged in Charcot-Marie-Tooth neuropathy comprise?
Charcot-Marie-Tooth is the most commonly inherited peripheral neuropathy, and has no known cure. Patients suffer damage to motor and sensory neurons, leading to degeneration of muscles and gradual loss of motor control. A. peripheral nervous system B. autonomic nervous system C. somatic nervous system D. parasympathetic nervous system E. central nervous system
Variables that are always different between the experimental and the control groups are
a. independent. b. controlled. c. dependent. d. a and c.
An example of a glycocalyx is
A. a capsule B. a pilus C. an outer membrane D. a cell wall