HomeTestsSearchRankProfile
mediumMCQBiologyBiology
1 mark

A drop of each of the following is placed separately on four slides. Which of them will not coagulate?

  1. A
    blood plasma
  2. B
    blood serum
  3. C
    Sample from the thoracic duct of lymphatic system
  4. D
    Whole blood from pulmonary vein

Solution & Step-by-step Explanation

Serum is blood plasma without clotting factors (like fibrinogen). Since it lacks the necessary proteins for the coagulation cascade, it will not clot or coagulate.

Practice this question

Try it yourself before checking the explanation above.

A drop of each of the following is placed separately on four slides. Which of them will not coagulate?
A
blood plasma
B
blood serum
C
Sample from the thoracic duct of lymphatic system
D
Whole blood from pulmonary vein

Share This Question

Human PhysiologyBody FluidsBlood

Related Questions

mediumMCQ

The main organelle involved in modification and routing of newly synthesized proteins to their destinations is :

mediumMCQ

There are two opposing views about origin of Modern man. According to one view Homo erectus in Asia were the ancestors of modern man. A study of variations of DNA however suggested African origin of Modern man. What kind of observation on DNA variation could suggest this ?

easyMCQ

The world's highly prized wool yielding 'Pashmina' breed is :

mediumMCQ

Grey crescent is the area :

mediumMCQ

Photosynthesis in C4 plants is relatively less limited by atmospheric CO2 levels because :

mediumMCQ

There exists a close association between the alga and the fungus within a lichen. The fungus :

Ready for a Full Test?

Practice with timed mock tests and track your performance across Biology.

Browse TestsLeaderboard

Discussion