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Two toothpicks are used to avoid cross contamination.

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8y ago

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Why do we need different toothpicks to mix the blood and serum on slides 1 and 2?

Two toothpicks are used to avoid cross contamination.


Why do you need different toothpicks to mix the blood and serum on slide 1 and 2?

I don't know what experiment you're conducting, but when the directions tell you explicitly that you need to use a fresh utensil, then there must be the potential for contamination. Most likely using a different toothpick prevents the contents of slide one from crossing to slide two, which could invalidate your results.


Why do you need to use different toothpicks to mix the blood and serum?

Using different toothpicks to mix blood and serum is important to prevent cross-contamination and ensure accurate results. Each component contains unique cellular and biochemical properties, and mixing them with the same toothpick could introduce unwanted variables or compromise the integrity of the samples. Maintaining separate tools helps preserve the purity of each sample and promotes reliable analysis.


What is the different between blood and blood serum?

Plasma has clotting factors in it and serum does not.


Plasma minus clotting proteins?

Plasma minus clotting proteins is called serum. Serum is the liquid portion of blood that remains after blood has clotted and the clotting factors have been removed. Serum is used in various medical tests to measure different components in the blood.


What are ingredients of blood serum?

Blood Serum is the liquid portion of a blood clot.


Blood plasma minus fibrinogen is?

Blood plasma minus fibrinogen is known as serum. Serum is the liquid component of blood that remains after blood clotting (coagulation) has occurred and the fibrinogen, which is essential for clotting, has been removed. Serum contains electrolytes, antibodies, hormones, and any exogenous substances.


Which blood types will clump with the addition of anti a serum?

Blood types A and AB will clump with the addition of anti-A serum. The serum reacts with the A antigen present in these blood types to produced clumping.


How do you obtain blood serum?

Blood serum can be obtained by collecting a blood sample from a vein and allowing it to clot. The sample is then centrifuged to separate the serum from the rest of the blood components. Serum is the liquid component of blood obtained after clotting, which does not contain cells or clotting factors.


How is serum created?

The blood serum is created with the blood plasma alone minus the platelets, blood cells and fibrinogen.


How toxity of serum can be tested?

how can you test for any toxity in blood serum or serum tears.


When serum isn't separated it's called?

Blood plasma is serum that hasn't had the clotting factors separated. Like serum, it contains no blood cells.