Archaea genomes contain introns
Indicate whether the statement is true or false.
T
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The use of microorganisms or their products to alleviate plant disease is called biological control
Indicate whether the statement is true or false
After the primary stain has been added but before the decolorizer has been used, gram-positive organisms are stained ________ and gram-negative organisms are stained ________.
A. purple; colorless B. purple; purple C. purple; pink D. pink; pink
A group of organisms sharing a derived trait is known as a ____
a. clade b. taxon c. tribe d. community e. population
In the United States, purple loosestrife, Japanese and Amur honeysuckle, Australian Melaleuca, and Brazilian pepper are all:
A) native flowering plants nearly brought to extinction by consumption by exotic insects. B) native flowering plants nearly brought to extinction by competition from exotic plants. C) exotic flowering plants that have caused relatively few problems for native species. D) exotic flowering plants that have caused significant problems for native species.