Answers: 2
Health, 22.06.2019 08:00, leslie4759
What are hormones? a. they are minerals needed for proper bone formation. b. they are the parts of the body targeted by endocrine glands. c. they are substances needed for muscle and nerve activity. d. they are substances released by endocrine glands.
Answers: 2
Health, 22.06.2019 12:50, riley01weaver1
Quick! will get brainliest which service do most community health centers provide? child care meal preparation medical research mental health treatment
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Health, 22.06.2019 15:20, timozy95
[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 6β9), 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 salkβs vaccine. what was the point of giving saline solution to the children who didnβt get the vaccine? explain briefly.
Answers: 2
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