Home
Class 12
BIOLOGY
Blood platelets are...

Blood platelets are

A

Nucleated

B

Nucleus is many lobed

C

Nucleus is very small

D

Denucleated .

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

[A] : Blood platelets play a very important role in coagulation of blood. [R]: When blood is shed, the platelets disin- tegrate and liberate thromboplastin which activates prothrombin into thrombin.

Name the conditions when the average number of RBC, WBC and platelets are found low in number in the blood?

Blood is

Name the condition, in which diminution of platelets in blood.

Name the disease in which the number of platelets reduces to 25,000-30,000 per cu mm of blood.

[A]: When platelets disintegrate, 5-hydroxy tryptamine and histamine are liberated. [R]: Speed of clot reaction is directly proportional to the number of platelets present.

Formation of platelets is known as (a) Haemopoiesis (b) Thrombopoiesis (c) Haemolysis (d) None of these

Mark the odd one in each series: (a) Areolar tissue, blood, neuron, tendon (b) RBC, WBC, platelets, cartilage (c) Exocrine, endocrine, salivary gland, ligament (d) Maxilla, mandible, labrum, antennae (e) Protonema, mesothorax, metathorax, coxa

[A] : Prostaglandins are hormone like molecules produced by many body cells of mammals [R]: Prostaglandins stimulates contraction of smooth muscles, secretion and platelet aggregation.

Blood is a