Which procedures were followed in this lab to decrease experimental error? check all that apply. repeating the experiment three times for each temperature changing the volume of solution during each step using three different temperatures instead of only two using different types of antacids with different chemical formulas using three different surface areas instead of only two

Dr. bob hypothesizes that drug x causes cuts to heal more quickly. he performs a medical experiment on a group of 100 people and confirms his original hypothesis. in the control group, a 1 cm cut took seven days to heal. in the experimental group, a 1 cm cut took four days to heal. what should dr. bob do next? a) repeat the experiment for accuracy. b) begin selling drug x to the public. c) write a scientific theory about drug x. d) publish the results of the experiment in a scientific journal.

Hummingbirds drink nectar from flowers, while robins eat plant seeds. what does this reduce?

Twind is considered to be an abiotic factor because it.?