You have isolated a bacterium from a contaminated river but you are unable to culture it in the laboratory. Which method could you use to identify the organism.


Answer: Nucleic acid amplification tests

Biology & Microbiology

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One square meter of open ocean areas supports more phytoplankton growth than a comparable coastal water area

Indicate whether the statement is true or false

Biology & Microbiology

Which of the following is not true of the enzyme–substrate interaction?

A) Many enzymes are extremely specific regarding a substrate. B) Many enzymes cannot recognize a stereoisomer of their substrate. C) Some enzymes accept any of a whole group of substrates. D) Carboxypeptidase recognizes any of the amino acids from the carboxyl end of a polypeptide. E) Cells are often able to carry out metabolic activity with only a handful of enzymes because many are nonspecific.

Biology & Microbiology

Progymnosperms had two derived features:a

microphylls and herbaceous tissue. b. microphylls and woody tissue. c. megaphylls and herbaceous tissue. d. megaphylls and woody tissue. e. both megaphylls and microphylls and herbaceous tissue.

Biology & Microbiology

Climates characteristic of the Mediterranean region are also common in:

a. Nebraska. b. New York. c. Florida. d. Hawaii. e. California

Biology & Microbiology