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Biology
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Why is the heart known as a double pump?

The heart is known as a double pump becasue each half pumps blood around a different circulation system. The right side pumps blood to the lungs, while the left side pumps blood around the body.

DH
Answered by David H. • Biology tutor
60457 Views

What is meant by the semi-conservative replication of DNA?

Semi-conservative replication means that during DNA replication, the two strands of nucleotides separate. Both strands then form the template for free nucleotides to bind to to create the two identical...

DH
Answered by David H. • Biology tutor
120902 Views

What is the difference between transcription and translation

Transcription is the sythesis of mRNA, where the DNA code is coverted to a complementary DNA code.

Translation occurs where the mRNA is decoded by a ribosome to produce a specific amino a...

DB
Answered by Daniella B. • Biology tutor
2201 Views

How to write an essay which will get me top marks in my exam

Essays in biology? Right I wasnt the only surprised one when I first heard about it. The main concept is that these essay titles are diverse and can range from a whole multitude of topics. But why...

BR
Answered by Bilal R. • Biology tutor
3539 Views

What is coronary heart disease?

Coronary heart disease is an incredibly common disease.  

It involves the coronary arteries: the arteries which provide oxygenated blood to the heart tissue itself to keep it functioning....

SJ
Answered by Simon J. • Biology tutor
6398 Views

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