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Explain the sliding-filament theory

Annotated diagram of a sarcomere. Explaining the key steps
JP
Answered by Joonatan P. • Biology tutor
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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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What are the phases of mitosis?

Prophase, Metaphase, Anaphase and Telophase.
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Answered by Xi Z. • Biology tutor
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What is meant by the redundancy of the genetic code?

The four letters (nucleotides) in our DNA code - ATGC - code for the thousands of different proteins that make up our metabolism and our human body. Proteins are made up of modular building blocks known as a...
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Answered by Stefan S. • Biology tutor
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Explain how blood is pumped through the body.

Blood from the veins is collected in the right and left atria of the heart. The atria can contract because of the impulses from the sinoatrial node (SA) (the heart’s natural pacemaker). When this happens, th...
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Answered by Iulia B. • Biology tutor
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