Scarlet fever is caused by strains of
A. Staphylococcus aureus.
B. Staphylococcus epidermidis.
C. Staphylococcus saprophyticus.
D. Streptococcus pyogenes.
E. Streptococcus agalactiae
Ans: D. Streptococcus pyogenes.
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Which of the following best describes how cheetahs are adapted to deal with the heat generated by their extreme sprint speeds?
A. They can store up to 60 times the heat generated at rest, but only for short periods. B. They can store up to 60 times the heat generated at rest for long chases. C. They can store about twice the heat generated at rest for long chases. D. They can store up to 100 times the heat generated at rest, but only for short periods. E. They can store about 20 times the heat generated at rest for long chases.
Growth factors
A. are inorganic. B. contain elemental oxygen. C. cannot be synthesized by the organism. D. are synthesized by the organism. E. All of the choices are correct.
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What will be an ideal response?
To generate glyphosate resistance in crop plants, a fusion gene was created that introduced a viral promoter to control the EPSP synthetase gene
Indicate whether the statement is true or false