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Explain the stages of aerobic respiration that occur in the mitochondria of eukaryotes. [8]

Aerobic respiration is the controlled released of energy in cells by converting organic molecules into ATP. It invovles the reduction and oxidation of electron carriers. Firstly the link reaction occurs wher...
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Answered by Joonatan P. • Biology tutor
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Explain the sliding-filament theory

Annotated diagram of a sarcomere. Explaining the key steps
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Answered by Joonatan P. • Biology tutor
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Compare the advantages and disadvantages of light and electron microscopes.

Electron microscopes have higher magnification and higher resolution than light microscopes. Scanning electron microscopes can be used to examine the surface of cells and structuresLight microscopes can be u...
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How does natural selection occur?

There are two important terms to understand (and state in an exam!) to answer this question. 1) Genetic diversity = the number of different alleles of genes in a population . Genetic diversity is a main fact...
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Answered by Tess W. • Biology tutor
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Why do insects and other animals need developed transport systems?

They have a high metabolic rate As a result, they have a high oxygen and glucose demand Diffusion is not efficient alone as it is too far
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Answered by Freya B. • Biology tutor
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