The ras gene is an example of a tumor-suppressing gene. Indicate whether the statement is true or false
F
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A researcher lacked the necessary equipment to measure methane production so instead monitored CO2 concentration as the unknown archaeon grew and produced methane. Why might CO2 NOT decrease but methane still increase?
A) An alternative carbon source such as methanol was used. B) CO2 is not a carbon source used by methanogens. C) CO2 was used an electron donor but not as a carbon substrate. D) Methanogenic Archaea containing carboxysomes likely made measuring small losses of CO2 difficult to conclude.
Which of the following statements regarding Campylobacter infection is incorrect?
A. It can lead to Guillain-Barre syndrome. B. It can cause acute temporary paralysis. C. Campylobacter burrows into the mucosa of the ileum and multiplies. D. It can last over 2 weeks. E. It is caused by a shiga toxin.
The ____ are the most diverse animal group
a. Vertebrates b. Insects c. Humans d. Protozoans e. Mollusks
Rich consumers support sustainability and biodiversity by paying high prices for rare products, such as elephant-tusk ivory, rare orchids, and exotic birds
Indicate whether the statement is true or false