Many aromatic compounds used for growth substrates by bacteria are broken down during high heat autoclaving. Which is the BEST way to sterilize these aqueous solutions?
A) ethylene oxide gas treatment
B) gamma irradiation
C) 0.2 ?m filter sterilization
D) ultraviolet radiation
Answer: C
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It is estimated that a flock of wood buffalo crane should be able to sustain an r of 0.085 for the foreseeable future. If the flock currently contains 350 individuals, how long will it take for that population to double?
A) between 7.0 and 9.0 years B) between 9.0 and 11.0 years C) between 11.0 and 13.0 years D) less than 7 years E) more than 13 years
The original A population was established by a dispersal event to its island by a mainland population of the species. Now two new species have evolved on the island, A1 and A2
Which represents the phylogeny of the populations discussed in the scenario above? What will be an ideal response?
Four of the five structures listed below are related by
a common quantity. Select the exception. a. urethra b. testis c. ejaculatory duct d. vas deferens e. epididymis
The enzyme ____________________ converts prothrombin to thrombin. Fill in the blank(s) with the appropriate word(s)