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Explain the structure of the heart and relate the structure to its function

In the heart there are 4 chambers; the upper 2 chambers are called the atria and the bottom two chambers are called the ventricles. The right and the left side of the heart are separated by the interventricu...
AC
Answered by Anna C. • Biology tutor
13256 Views

Do plants undergo photosynthesis or respiration?

That depends on whether there is light available. Plants are always respiring, day and night, as it provides them with the energy (in the form of ATP) required to survive. During the day however, when there ...
MS
Answered by Mikhaaeel S. • Biology tutor
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With respect to their balanced equations, explain the difference between photosynthesis and respiration.

Respiration uses 'food' in the form of glucose with oxygen to store (never create) energy in the form of ATP, along with CO2 and H2O. Photosynthesis uses energy from light with CO2 and H2O to create/store en...
MS
Answered by Mikhaaeel S. • Biology tutor
3946 Views

What are the main methods the human body uses to prevent infection from micro-organisms?

The human body has evolved to be able to protect itself from it's external environment, especially preventing microbes entering the body, invading our cells and causing infectious diseases. Some of the commo...
KA
Answered by Kavindu A. • Biology tutor
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How would a reduced level of chlorphyll in a plant cause a stunted growth? Can anything else affect growth?

Chlorophyll is vital for photosynthesis, which is how the plant makes glucose for energy. If there is less photosynthesis, there will be less glucose made and so less energy released for growth. Glucose is n...
RP
Answered by Rebecca P. • Biology tutor
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