quiz 4 Flashcards
1
Q
SIM
A
sulfide indole motility, pale tan, deep
2
Q
TSI
A
triple sugar ion, red orange, slant
3
Q
what do carbohydrate tubes test for?
A
looking for bubbles (gas) and color
4
Q
what is the color of carb acid for positive and negatvie
A
positive (yellow)
orange red (negative)
5
Q
what does a black color show?
A
hydrogen sulfide production
6
Q
how do youtest for negative nitrate test?
A
cotton swab with zinc powder
7
Q
what enzyme is being produced if the urea test is positive?
A
urease, color is bright pink
8
Q
what causes color in citrate test?
A
bromothymol blue
9
Q
what color test for citrate permease?
A
bright blue for positive
10
Q
what are the purpose of enzymes
A
increase and speed up chemical reactions
