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Biology
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What are enzymes? What is the importance of enzymes for living beings?

Enzymes are proteins that are catalysts of chemical reactions. Chemistry shows us that catalysts are non-consumable substances that reduce the activation energy necessary for a chemical reaction to occur....

Answered by Sonali P. Biology tutor
25445 Views

Why do enzymes stop working at high temperatures?

With this question, you have to remember that enzymes are proteins. When the temperature gets too hot, the enzyme denatures. Denaturing is where the bonds that hold the enzyme together br...

Answered by Callum R. Biology tutor
6104 Views

How can I score well in the synoptic essay?

There are two main parts to the synoptic essay, the subject/specification content which will probably make up around 80-90% of your essay, and then the extra content, which is composed of things above the...

Answered by Callum R. Biology tutor
3740 Views

Describe the similarities and differences between the structure of ATP and a DNA nucleotide

Similarities

  1. Both have 5 Carbon sugar - pentose

  2. Both contain a phosphate

  3. Both contain adenine

Differences

  1. DNA has a...

Answered by Abdul R. Biology tutor
62618 Views

I'm confused about the difference between active and passive immunity

Active immunity occurs when an individual develops immunity against a specific antigen when they are exposed to it - your body reacts by producing memory cells that provide long lasting immunity against t...

Answered by Sophie P. Biology tutor
5241 Views

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