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Biology
GCSE

Describe the process of photosynthesis and name three factors that may limit the rate of photosynthesis.

The overall equation for photosynthesis:                Light energy Carbon dioxide + water -----> oxygen + glucose During the process of photosynthesis, carbon dioxide from the air and water ...

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Answered by Amy G. Biology tutor
33619 Views

What is the name of the valve responsible for preventing blood flow from the left ventricle to the left atrium of the heart?

Mitral Valve The mitral valve is a large 'flap' between the two left chambers of the heart. When this is open, it allows oxygenated blood to fill the left ventricle of the heart from the atrium. When the ...

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Answered by Ella H. Biology tutor
2393 Views

c) What is the medical treatment of patients with kidney failure to remove urine and control levels of sodium and glucose in the blood?

Kidney dialysis

CP
Answered by Claire P. Biology tutor
2407 Views

How does the collecting duct aid in the control of the concentration of urine?

When the concentration of urine is low, the blood will reabsorb more water from the collecting duct. This is via the action of ADH increasing the permeability of the collecting duct walls (via aquaporins)...

CP
Answered by Claire P. Biology tutor
2699 Views

Describe the function of the Bowmans's capsule

The Bowman’s capsule, part of the filtration unit that removes glucose, salt, water, amino acids and urea out of the blood into the nephron.

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Answered by Claire P. Biology tutor
9631 Views

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