Select the best response to the question. ?
?A patient who develops a urinary tract infection after having a urinary catheter inserted while in a rehabilitation facility is identified as having which of the following?
A) health care-associated infection
B) inflammation
C) contamination
D) compromised immunity
A
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A difference between a chicken’s foot and a duck’s foot is the presence or absence of webbing – a duck’s foot has webbing between the digits, while a chicken’s foot lacks the webbing. Which of the cell processes that play a role in producing tissues/organs is NOT happening to a great extent during development of a duck’s foot?
A. cell division B. cell growth C. differentiation D. apoptosis E. cell connections
Answer the following questions true (T) or false (F)
1. Companion cells play a role in keeping xylem cells alive. 2. The male gametophyte generation develops largely within pollen grains of angiosperms. 3. The anther in a flower produces microspores.
Using Mendel's flower color (purple is dominant, white is recessive), if two heterozygous plants are crossed, what is the probability that the first two offspring will have purple flowers?
A. 1/2 B. 1/4 C. 6/4 D. 9/16 E. 1/16
In viewing a microscopic specimen, oil is used to
A. increase the refraction. B. decrease the refraction. C. increase the reflection. D. increase the resolution. E. decrease the refraction AND increase the resolution.