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Antibiotics can be used to protect our bodies from pathogens: What is a pathogen?

Pathogen: any microorganism (bacteria or virus) that can cause disease. anything that has a 'path' to disease. I will explain that often the question gives a clue to the answer to the question. The question ...
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Answered by Ayomide V. • Biology tutor
4734 Views

Describe and explain the mechanism behind the specificity of enzyme reactions.

An enzyme is a protein that catalyses a reaction. That means they perform the reaction without being used up. Enzymes are very specific. Typically only one enzyme with catalyse one kind of reaction. This is ...
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Answered by Sam B. • Biology tutor
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What is semi-conservative replication of DNA? And why is it important?

Semi-conservative DNA replication involves splitting open the parent cells DNA duplex and exposing both strands. Now these strands are accessible to replication machinery to act as a template, so that the se...
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Answered by Katie P. • Biology tutor
38323 Views

Describe how plants and/or animals are adapted to dry conditions.

Animals: Decrease in surface area in which sweat can be lost from Hump with fat stores to convert to water Thin layer of body fat Keep out of the sun Plants: Decrease in surface area in leaves to reduce wate...
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Answered by Amber C. • Biology tutor
3277 Views

What is anaerobic and aerobic respiration?

Aerobic respiration is a process that is occurring all the time in all cells. It involves the releasing of energy from glucose through a series of reactions using oxygen. It is the breaking down of a large g...
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Answered by Lauren R. • Biology tutor
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