Regarding the Gram stain technique, which of the following is the primary stain?
a. Crystal violet
b. Safranin
c. Iodine
d. Carbolfuchsin
Answer: a. Crystal violet
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Early classification systems of the bacteria employed all of the following characteristics except
A. the ability to photosynthesize. B. rRNA sequences. C. motility. D. colony or filament forming. E. sporulation or binary fission.
Which of the following is NOT a fungal
disease? a. Ergotism b. Ringworm c. Athlete’s foot d. Vaginal yeast infection e. Tuberculosis
Items a through c below are processes that occur during different
stages of photosynthesis. Answer questions 58–61 by selecting one of these three processes. a. oxidation b. reduction c. phosphorylation E 58. This process leads to the formation of ATP from ADP plus inorganic phosphate. M 59. This process occurs when an electron is passed to an electron acceptor molecule, such as NADP+. D 60. This process is involved when a photon of light energy causes an electron to leave the chlorophyll molecule. M 61. This process occurs when an electron transport molecule gives up an electron.
Parthenogenesis is a form of sexual reproduction. Indicate whether the statement is true or false