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Subject: Biology, asked on 17/11/21

Why does the oxygenated blood appear bright red in colour and why does the deoxygenated blood appear blue in colour

Subject: Biology, asked on 24/4/21

Write the importance of blood transfusion.

Subject: Biology, asked on 23/4/21

What is the function of the third flap of the tricuspid valve in the heart?
It's name is tricuspid valve only because it has three flaps, right?

Subject: Biology, asked on 23/4/21

Choose the odd one out giving reason

Subject: Biology, asked on 20/2/21

What is a pacemaker? What are it's type?

Subject: Biology, asked on 14/2/21

Describe the process of BLOOD DONATIONS.(Please give the answer in points. Thank you.)

Subject: Biology, asked on 10/12/20

Answer the following questions in details :
Experts please answer this question.

Subject: Biology, asked on 9/12/20

Experts answer this question.

Subject: Biology, asked on 16/11/20

How is a FOUR-chambered heart more advantageous as compared to a THREE-chambered heart?
What are the disadvantages of a THREE chambered heart?

Subject: Biology, asked on 16/11/20

Differentiate between the heart of a frog to that of the heart of the monkey.

Subject: Biology, asked on 21/10/20

______ contains blood plasma without blood platelets and proteins

Subject: Biology, asked on 18/10/20

Give some differences between Arteries, Capillaries and Veins.
Please help me to solve it. Thank you.

Subject: Biology, asked on 17/10/20

When a person suffers from Cardiac Arrest, why do we make the person lie down with the 'Legs raised above the level of heart' ?
Kindly solve my doubt. Thank you.

Subject: Biology, asked on 17/10/20

When a person is having a cardiac arrest,we should call an ambulance immediately.
Give reason.

Subject: Biology, asked on 17/10/20

How do Arteries get partially or fully blocked? How does this blockage in Arteries cause Heart Attack?

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