Reaction time is the elapsed time to do what? OA
Respond to a stimulus
OB.
Perform a movement
OC. Transfer strength into a force
OD
Perform motor tasks smoothly


[120 total points] (public health) in one of the largest human experiments ever conducted, in 1954 a randomized controlled trial was run to see whether a vaccine developed by a doctor named jonas salk was effective in preventing paralytic polio. a total of 401,974 children (ages 6–9), chosen to be representative of those who might be susceptible to the disease, were randomized to two groups: 200,745 children (the control group c) were injected with a harmless saline solution (a placebo) and the other 201,229 children (the treatment group t) were injected with salk’s vaccine. what was the point of giving saline solution to the children who didn’t get the vaccine? explain briefly.

Which of the following processes does the body not use protein to perform? a. repairing muscles b. producing hormones c. making hemoglobin d. creating amino acids

What is the best way to combat stereotypes in the workplace?