this is for my friendsthe last couple of days i have been acting like a dum a $ $, and i have been rude, and i'm just really sorryif u could forgive me that would be great, but i understand if u don't forgive me. And this is to my sis(Miley) i'm sorry for making u feel left out when i don't text uI'm sorry :(

[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.

Amalignant tumor that originates within glandular tissue is called

Which action is most likely to contribute to a positive self-image?