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Biology
GCSE

Explain the effect of an increase in temperature on enzymatic activity

All enzymes have an optimum temperature, at which rate of reaction/catalysis is fastest. Any deviation from the optimum temperature will slow down rate of reaction.

Like most chemical reactions, an...

CT
Answered by Charlie T. Biology tutor
5100 Views

What is Photosynthesis?

Photosynthesis is the process by which plants make energy.  Plants use carbon dioxide from the atmosphere, water from the soil and light which acts as a "catalyst" to make usable energy in the f...

GP
Answered by Genevieve P. Biology tutor
2924 Views

The components of DNA and how they interact to form a double helix structure

(Answer supplemented with whiteboard annotations)

The structure of DNA consists of three pivotal structures. A deoxyribose pentose sugar made up of five carbons. An ionised phosphate group and a ni...

MR
Answered by Mizanur R. Biology tutor
3147 Views

What is photosynthesis?

Photosynthesis is the process by which plants make glucose. Light energy is absorbed by chorophyll which is a green substance found in chloroplasts in some plant cells and algae. This light energy is used...

OR
Answered by Olivia R. Biology tutor
3257 Views

Describe how deforestation is causing the change in the amounts of different gasses in the atmosphere

Deforestation is the process of removing trees, usually for fuels or for timber. The removal of trees means that there is less photosynthesis taking place. Photosynthesis is the process of removing carbon...

KJ
Answered by Katie J. Biology tutor
14875 Views

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