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Biology
GCSE

Why does the equation for photosynthesis (6CO2 + 6H2O → C6H12O6 + 6O2) have 6 of each molecule?

Good question! This is the -balanced- equation for photosynthesis, meaning there are the same number of molecules on both sides of the equation.
During photosynthesis, carbon dioxide and water are c...

Answered by Elliot F. Biology tutor
35760 Views

What is a stem cell?

This is an undifferentiated cell that can give rise to many more cells. Through differentiation this stem cell can develop into many different cell types such as a muscle cell or a brain cell.

Answered by Rob H. Biology tutor
1522 Views

What molecules are proteins made of? (1 mark)

Amino acids

Answered by Joseph S. Biology tutor
1445 Views

How do blood vessels control body temperature?

Blood vessels control body temperature both, when the temperature gets too high as well as when it gets too low, since heat is carried in the blood stream. When the core body temperature gets too high, th...

Answered by Emily W. Biology tutor
2217 Views

Explain the importance of body temperature regulation in humans. (3)

To allow enzymes to function at an optimal temperature, in order to maintain a constant rate of metabolism. To prevent denaturing of enzymes such as pepsin (or other named enzyme).To avoid cell membranes ...

Answered by Edward G. Biology tutor
3300 Views

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