Subacute bacterial endocarditis is commonly the result of infections initially focused on the oral cavity.
Indicate whether the statement is true or false.
Ans: True.
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A disadvantage of using DNA or RNA sequences to identify species is that
A. it can only be used for sexually reproducing organisms. B. it cannot be used for extinct species. C. there are no rules for determining the number of sequence differences needed for a new species. D. if can be misleading because many species exhibit large variation in phenotype.
glycolysis is the metabolic pathway in which glucose is converted into two molecules of _______
Fill in the blank(s) with the appropriate word(s).
During what step of glycolysis are two ATP molecules required?
A. pyruvate formation B. cleavage and rearrangement C. oxidation D. acetyl-CoA formation E. glucose priming
In which of these environments would you normally find prokaryotes?
A) An animal's intestinal tract B) Human skin C) A single drop of seawater D) A spoonful of soil E) All of the above