All of it. Because if you have a open wound and the other person does. You are sharing blood. The second one is through someone donating there blood. Needle stick injuries is if the person uses the same needle on different patients.
Dumbbell Flys = Pectorals
Pushdowns= Triceps
Machine Back Press= Shoulders
One Arm Row= Latissimus Doris (Lat)
All the midwest states do under federal law
A homozygous trait is when both traits are the same size for example it could be AA or aa but not Aa