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No positive control is used in the Rh blood group test because it tests the presence or absence of A and/or B antigens.

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11y ago

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Can b positive blood group girl marry o positive group boy?

Blood group has nothing to do with who can get married. Blood tests performed before marriage are to test for STDs like syphillis.


What blood group is CA 19-9 specific to?

CA 19-9 antigen is associated with blood group Lewis blood group antigen-positive individuals. It is a tumor marker used in the diagnosis and monitoring of certain cancers, especially pancreatic cancer.


Can blood test positive for meth during a urinary test?

There is no blood tested in a urine test.


How do you know what type of blood group you're in?

You can find out your blood group through a blood test ordered by a healthcare provider. The blood test will determine your blood type based on the presence or absence of certain antigens on your red blood cells. Your blood type can be A, B, AB, or O, with positive or negative Rh factor.


Can a b negative blood group boy marry a a positive girl?

Yes. Different blood types have nothing to do with who can get married. Blood tests done before marriage are to test for STDs, not blood type.


What is the difference between a control group and a control?

A test group is the group in an experiment to which the change is being applied and the control group is the same type of group in an experiment to which nothing is done to compare the changes in the test group to.


Can a B negative blood group girl marry B positive boy?

Yes. Different blood types have nothing to do with who can get married. Blood tests done before marriage are to test for STDs, not blood type.


After being almost a week late Ive taken 2 positive pregnancy tests. The first test had a faint second line and the second test had an even fainter second line Is this normal?

YES! The blood test may have been performed too early, especially if the line on the home test is very faint. You should have the blood test repeated, but as a rule a positive test (either blood or urine) is positive


You have had 3 positive blood pregnancy tests and one negative home pregnancy test which was taken after the first positive blood test was reported what does this mean?

It means that either the blood tests were wrong or the home pregnancy test was wrong


Can you get a fake positive on a pregnancy test?

Not likely. Get a blood test just to be 100%


Can you're positive test be wrong?

Yes. You should do a blood test by your doctor.


What is the role of positive control in an experiment?

a control group is a group where nothing is changed. the experimental group is where you change one factor two examples: experimental group: 3 cups vinegar, 1 tablespoon baking soda, 5 drops food coloring control group: 2 cups vinegar, 1 tablespoon baking soda, 5 drops food coloring experimental group: plants with 4 hours of sunlight, 1/2 cup water every other day, fertilizer, warm room control group: plants with 4 hours of sunlight, 1/4 cup water every single day, fertilizer, warm room