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Biology
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Explain why the binding of one oxygen molecule to haemoglobin makes it easier for a second molecule of oxygen to bind.

The binding of the first oxygen molecule changes the tertiary and therefor the quaternary structure of the haemoglobin molecule, therefore exposing another binding site making is easier for the second mol...

Answered by Biology tutor
4880 Views

Explain why poor diet can cause a change in the number of red blood cells.

Iron in an essential micronutrient that can be obtained from the diet of an individual. Foods that are high in iron include red meat, dark green leaf vegetables such as spinach , and legumes. Having a poo...

AN
11936 Views

What is the difference between mitosis and meiosis?

The main difference between the two is that only normal body cells go through it, so for instance your skin cells go trough mitosis whereas MEIOSIS is specifically for sex cells, so for instance for the p...

Answered by Biology tutor
1514 Views

What is the difference between a saturated and unsaturated fatty acid?

Saturated fatty acids have no double bonds between the carbon atoms in their carbon chain (the carbon chain is ‘saturated’ with hydrogen). In contrast, unsaturated fatty acids have at least one double bon...

Answered by Biology tutor
18816 Views

Describe the nature of the genetic code

A base triplet (sequence of 3 bases) encodes a single amino acid. The same base triplet codes for the same amino acid in all organisms, meaning that the genetic code is universal. In addition the code is ...

IB
Answered by Isabel B. Biology tutor
9023 Views

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