ABO are blood groups & the test is to identify what blood group does the individual has
Baltimore and Ohio ;)
R O B L O X r stands for robloxian o doesnt stand for anything b stands for builderman l stands for lego o and x also dont stand for anything just roblox and builderman wanted to make a cool thing with it
O-one D-dirty B-b**ch
Y-e-l-l-o-w l-a-b
Bouncy operated aquatic transporter
The B&O Railroad stands for Baltimore and Ohio Railroad, because it connected the city of Baltimore, Maryland with the Ohio River.
T(o) B(e) H(onest)
A simple blood test determines your blood type. A lab technician will categorize type "O", type A, type B, type AB. Antigens in the blood sample are analyzed to determine what letter to assign your blood.
(B) Being . (O) Obviousy . (R) Really . (E) enthusiastically . (D) Dumb
Ab+ universal receiver o- universal donor blood types: can donate to: can receive from: ab+: ab+: ab+ ab- a+ a- b+ b- o+ o- ab-: ab+ ab-: ab- b- a- o- a+: a+ ab+: a+ a- o+ o- a-: a+ a- ab+ ab-: a- o- b+: b+ ab+: b+ b- o+ o- b-: b- b+ ab- ab+: b- o- 0+: o+ a+ b+ ab+: o- o+ o-: o+ o- a+ a- b+ b- ab+ ab-: o-
75% chance B positive, 25% chance O positive.
This requires blood testing by a kit or lab test, which will indicate A,B, AB, or O type.