Multiple Choice In a hydroponic growing system, which of the following is NOT a solution to plants drowning?
aerate the nutrient solution to improve respiration
raise the carbon dioxide level to improve respiration
O keep a portion of the plant root above the water line
grow plants in a soil-free medium such as diatomite

Which of the following is not true of the formation of a bacterial translation initiation complex? a. if-3 binding to gtp is required for the charged trna to associate with the first mrna codon. b. n-formylmethionyl-trnafmet binds in the p site. c. if-1, if-2, and if-3 dissociate upon the 50s subunit binding. d. the 30s ribosome associates with the mrna before the 50s ribosome.