Why were Craigie and Mizuuchi able to discover the strand transfer intermediate generated by transposition in Mu?
What will be an ideal response?
Leaving out the polyvinyl alcohol in their control effectively stalled the reaction, allowing the intermediate to accumulate to detectable levels.
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Which of the following is not generally true about fatty acids produced by microorganisms?
A. Gram-positive bacteria often make cyclopropane fatty acids. B. Fatty acids are monocarboxylic acids. C. Fatty acids have long alkyl chains. D. All of the choices are correct.
A phragmoplast functions to:
A. stimulate the growth of the microtubule spindle. B. anchor microtubules to sister chromatids. C. breakdown the nuclear envelope. D. form a new cell wall.
Ramalina lichens are damaged by nitrates
a. True b. False
The end products of photosynthesis are ________ and ________.
A. glucose ... molecular oxygen B. water ... molecular oxygen C. electrons ... NADPH D. carbon dioxide ... water