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Earn 100

Who discovered the circulation of blood in the human body?
(a)Edward Jenner
(b)Joseph Lister
(c)William Harvey
(d)Jonon Esals

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Important Questions on Biology
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Who invented the Doctor's thermometer?

EASY
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IMPORTANT
Which of the following is used in pencils?

HARD
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IMPORTANT
Which of the following is cold-blooded?

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The heart is made up of _____.

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DNA is found _____.

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Viruses have:

EASY
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Amnesia is related to:

EASY
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IMPORTANT
How many chambers are there in the heart?
