Which of the following is called the ‘defence system’ of human body?

White blood cell
Red blood cell
Bone marrow
Platelets

LohaHridoy

4 views

2025-01-04 04:42

1 Answers

AhmedNazir

Option 1 : White blood cell

Element	Function
White blood cell	White blood cells are the immune system that are involved in protecting the body against infectious disease.
Red blood cell	Red blood cell contain haemoglobin, which carries oxygen to our body's tissues
Bone marrow	Bone marrow produces stem cells and platelets.
Platelets	Platelets recover damaged blood vessel.

4 views Answered 2022-09-04 04:29

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