Which of the following statements is TRUE of disinfectants?
A. They are effective in destroying endospores.
B. They are used on living tissue.
C. They are used for sterilization.
D. They are used on inanimate surfaces.
E. They are only effective for short periods of time (seconds to minutes).
Answer: D
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A. Epididymis B. Vas deferens C. Prostate D. Ureter
A (decolorizer/mordant/fixer) is a substance that binds to a dye and makes it less soluble
What will be an ideal response?
Sickle-cell anemia is an example of an inherited disease. Individuals with this disorder have misshapen (sickle-shaped) red blood cells caused by a change in the sequence of the ?-globin gene. What is the nature of the change?
(a) chromosome loss (b) base-pair change (c) gene duplication (d) base-pair insertion
Which group of protozoans has a
single large mitochondrion?
1.eugloenoids 2.diplomonads 3.parabasalids 4.kinetoplastids