Elias conducted an experiment about the effects of exercise on the heart rate of teenagers. before morning basketball practice, he asked the members of his high school team to be his subjects. he measured each of their heart rates before and after a set of exercises. which change would most reduce the bias of his experimental design?

Explain the cellular functions that occur when antibiotics attack a bacteria cell. a. antibiotics target the cell wall, cell membrane, and the processes of protein and nucleic acids production in bacteria to rupture the cell. b. antibiotics create dormant resistant endospores to preserve the genetic material and rupture the cell. c. antibiotics target the cell wall and form a bridge-like connection to form conjugation. d. antibiotics use binary fission to grow twice its size, replications its dna, and split into two cells.