Which statement best demonstrates how heredity affects your health? a. my mom and dad both have blue eyes, but i have green eyes. b. my mom's side of the family has blue eyes, but i have green eyes. c. my dad's side of the family develops gray hair earlier than my mom's side of the family. d. my grandfather, my aunt, and my cousin all have diabetes. there is a good chance that i may develop diabetes as well.

In some states, medical marijuana is legal. this means that people who need to take marijuana because of a medical condition may take it only with approval from the doctor. however, officers still advise these people not to drive while under the influence.what is the main reason for this? they would become dangerous to themselves and other people.they would not able to read and follow street signs.they would not be capable of staying in only one lane.they would become dangerous to wildlife that may be present.

[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.

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4