1) In the carbohydrate fermentation test, which acid–base indicator is commonly used?

2) Which Yersinia species causes septicemia especially in patients with iron overload?

3) Which biochemical test is used to differentiate Streptococcus agalactiae from other streptococci?

During PCR, at which step do primers bind to complementary target sequences?

A mutation changes one nucleotide and replaces one amino acid with another. What type is it?