Bioluminescence in Vibrio harveyi is due to an alternate sigma factor that prevents ________ from binding to Lux mRNA, thus allowing translation of bioluminescent genes.
A. antisense
B. autoinducing proteins
C. phosphate
D. ribosomes
Answer: A
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Chloroplasts and mitochondria originated from ________ by a process known as ________
A) bacteria / chromosome reduction B) plants / gene deletion C) bacteria / endosymbiosis D) plants / endosymbiosis
Members of the genus Micrococcus are usually ________.
A. microaerophilic B. facultatively anaerobic C. aerobic D. anaerobic
Which of the following statements is true about sex linked disorders? a. Only the mother's chromosomes will determine the sex linked disorders of all of her children
b. Both parents' chromosomes will influence their daughters sex linked disorders equally. c. The father's chromosomes will determine the sex linked disorders of his daughters. d. The mother's chromosomes will determine the sex linked disorders of her daughters. e. Only the father's chromosomes will determine the sex linked disorders of all of his children.
Birth rates generally reach their highest point in which stage of the demographic transition of a
country?
a. preindustrial b. transitional c. industrial d. postindustrial e. stage 1