Ascientist has two colonies of bacteria, a and b. colony a has 6.6*10^7 bacteria. colony b has 33. the number is colony a is how much more than colony b

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Subject: geometryneed with 6 and 7

Which of the following is the major negative aspect of crossover designs for research studies? a. prohibitive cost b. residual effects c-subject drepout d. incomplete randomization e. large sample size required