Once several different but related sequences are obtained, which step must be performed BEFORE a phylogenetic tree is constructed?
a. cladistics
b. parsimony
c. sequence alignment
d. threshold scoring
Answer: C
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To test the validity of TSI media, quality control should be performed using which two organisms?
a. Gardnerella and Lactobacillus b. Erysipelothrix and Gardnerella c. Propionibacterium and Lactobacillus d. Actinomyces and Arcanobacterium
When ATP releases its energy, it forms:
a. AMP only b. ADP only c. Pi only d. both AMP and Pi e. both ADP and Pi
Cholesterol serves several essential functions in mammalian cells. Which of the following is not influenced by cholesterol?
(a) membrane permeability (b) membrane fluidity (c) membrane rigidity (d) membrane thickness
Both plants and animals possess mitochondria, which are used for some cellular respiration pathways to make ATP
a. True b. False