Which action would be most likely to limit scientific research on genetic
modification of food?
a. private investors giving money to companies that study genetic
modification
b. politicians giving speeches in support of genetically modified
foods
c. scientists providing evidence that genetically modified foods are
safe
d. governments restricting the use of government money on genetic
modification research

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

the dna molecules have a negative charge because of the phosphate groups in their sugar-phosphate backbone, so they start moving through the matrix of the gel towards the positive pole. power is turned on and dna fragments migrate through gel (towards the positive electrode).

explanation: