Apatient is found to be suffering from a bacterial infection. which genetically engineered medicine is most likely to be used to this patient

Penicillin

Penicillin is used to fight many different types of bacteria.

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.