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Explain how formation of an enzyme-substrate complex increases the rate of reaction.

When an enzyme comes into contact with a substrate that fits its active site, it will bind to it and form an enzyme-substrate complex. This binding alters some of the bonds in the substrate to be slightly...

Answered by Biology tutor
12553 Views

What are the key differences between eukaryote and prokaryote cells?

Key Eukaryote cell features: -DNA is circular within the cell nucleus-Larger than prokaryotes-Can be one cell or many-Membrane-bound organelles (e.g. mitochondria, chloroplasts)Key Prokaryote cell feature...

KR
Answered by Katy R. Biology tutor
1626 Views

Convert 60km/h to m/s

60x1000=60,000 (convert km into m)60,000/(60x60)= 16.67m/s (here we divide the 60,000m by the number of seconds within an hour, which is 3600)Final answer is therefore 16.67m/s

RL
Answered by Rebecca L. Maths tutor
8177 Views

How are the lungs specialised for gas exchange?

They have a high surface area to volume ratio allowing for more gas exchange to take place. The large surface area to volume ratio is partially to do with them having lots of alveoli. Alveoli have a 1 cel...

RL
Answered by Rebecca L. Biology tutor
1686 Views

Explain how the increasing use of fossil fuels and changes in agriculture may have contributed to global changes in temperature.

Here, think about splitting the answer into two, fossil fuel impacts on global temperature and then agricultural impacts. Initially you could comment an introductory sentence on the current trends of glob...

FW
Answered by Fiona W. Geography tutor
1664 Views

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